diff --git a/build.gradle b/build.gradle
index 13e3454..c396c77 100644
--- a/build.gradle
+++ b/build.gradle
@@ -104,9 +104,6 @@ dependencies {
 
     compile group: 'postgresql', name: 'postgresql', version: '9.1-901.jdbc4'
 
-    compile group: 'org.liquibase', name: 'liquibase-core', version: '3.5.3'
-    compile group: 'com.mattbertolini', name: 'liquibase-slf4j', version: '2.0.0'
-
     compile group: 'org.apache.poi', name: 'poi', version: '3.9'
     compile group: 'org.apache.poi', name: 'poi-ooxml', version: '3.9'
 
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index e5b11f2..a2821bd 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -26,11 +26,7 @@ spring.datasource.url=jdbc:postgresql://localhost:5432/ng-tracker
 spring.datasource.username=postgres
 spring.datasource.password=postgres
 spring.datasource.driverclassName=org.postgresql.Driver
-spring.jpa.hibernate.ddl-auto=validate
-# Liquibase Settings
-liquibase.drop-first=false
-liquibase.enabled=true
-liquibase.change-log=classpath:db/changelog-master.xml
+spring.jpa.hibernate.ddl-auto=update
 # Application Settings
 ng-tracker.base-url=https://127.0.0.1:8443
 ng-tracker.undead-user-login=admin
diff --git a/src/main/resources/db/changelog-20180301_130000-schema.xml b/src/main/resources/db/changelog-20180301_130000-schema.xml
deleted file mode 100644
index 47c29e2..0000000
--- a/src/main/resources/db/changelog-20180301_130000-schema.xml
+++ /dev/null
@@ -1,15 +0,0 @@
-<?xml version="1.1" encoding="UTF-8" standalone="no"?>
-<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
-                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
-    <changeSet author="user" id="20180301130000-1" objectQuotingStrategy="QUOTE_ALL_OBJECTS">
-        <createTable tableName="hibernate_sequences">
-            <column name="sequence_name" type="VARCHAR(255)">
-                <constraints nullable="false"/>
-            </column>
-            <column name="sequence_next_hi_value" type="BIGINT"/>
-        </createTable>
-        <addPrimaryKey columnNames="sequence_name" constraintName="hibernate_sequences_pkey"
-                       tableName="hibernate_sequences"/>
-    </changeSet>
-</databaseChangeLog>
diff --git a/src/main/resources/db/changelog-20180301_140000-data.xml b/src/main/resources/db/changelog-20180301_140000-data.xml
deleted file mode 100644
index 6d23cba..0000000
--- a/src/main/resources/db/changelog-20180301_140000-data.xml
+++ /dev/null
@@ -1,38 +0,0 @@
-<?xml version="1.1" encoding="UTF-8" standalone="no"?>
-<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
-                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog
-                    http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
-    <changeSet author="user" id="20180301140000-4">
-        <insert tableName="users">
-            <column name="id" value="1"/>
-            <column name="version" value="0"/>
-            <column name="login" value="admin"/>
-            <column name="password_hash" value="$2b$10$Fip4uGEPGKnxi0zIr3PYR.bPc3dX9dN8LfkDAl/8Lup6UNp76YxFi"/>
-            <column name="first_name" value="Admin"/>
-            <column name="last_name" value="Balance"/>
-            <column name="email" value="balance@soft.kitchen"/>
-            <column name="activated" value="true"/>
-        </insert>
-    </changeSet>
-    <changeSet author="user" id="20180301140000-5">
-        <insert tableName="user_roles">
-            <column name="name" value="ROLE_ADMIN"/>
-        </insert>
-        <insert tableName="user_roles">
-            <column name="name" value="ROLE_USER"/>
-        </insert>
-    </changeSet>
-    <changeSet author="user" id="20180301140000-6">
-        <insert tableName="user_role">
-            <column name="user_id" value="1"/>
-            <column name="user_role_name" value="ROLE_ADMIN"/>
-        </insert>
-    </changeSet>
-    <changeSet author="user" id="20180301140000-7">
-        <insert tableName="hibernate_sequences">
-            <column name="sequence_name" value="users"/>
-            <column name="sequence_next_hi_value" value="1"/>
-        </insert>
-    </changeSet>
-</databaseChangeLog>
diff --git a/src/main/resources/db/changelog-20180301_140000-schema.xml b/src/main/resources/db/changelog-20180301_140000-schema.xml
deleted file mode 100644
index 07ab917..0000000
--- a/src/main/resources/db/changelog-20180301_140000-schema.xml
+++ /dev/null
@@ -1,55 +0,0 @@
-<?xml version="1.1" encoding="UTF-8" standalone="no"?>
-<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
-                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
-    <changeSet author="user" id="20180301140000-1" objectQuotingStrategy="QUOTE_ALL_OBJECTS">
-        <createTable tableName="users">
-            <column name="id" type="BIGINT">
-                <constraints nullable="false"/>
-            </column>
-            <column name="version" type="INTEGER"/>
-            <column name="login" type="VARCHAR(50)">
-                <constraints nullable="false" unique="true"/>
-            </column>
-            <column name="password_hash" type="VARCHAR(60)">
-                <constraints nullable="false"/>
-            </column>
-            <column name="first_name" type="VARCHAR(50)">
-                <constraints nullable="false"/>
-            </column>
-            <column name="last_name" type="VARCHAR(50)">
-                <constraints nullable="false"/>
-            </column>
-            <column name="email" type="VARCHAR(100)">
-                <constraints nullable="false" unique="true"/>
-            </column>
-            <column name="activated" type="BOOLEAN">
-                <constraints nullable="false"/>
-            </column>
-            <column name="activation_key" type="VARCHAR(20)"/>
-            <column name="reset_key" type="VARCHAR(20)"/>
-            <column name="reset_date" type="VARBINARY"/>
-        </createTable>
-        <addPrimaryKey columnNames="id" constraintName="users_pkey" tableName="users"/>
-    </changeSet>
-    <changeSet author="user" id="20180301140000-2" objectQuotingStrategy="QUOTE_ALL_OBJECTS">
-        <createTable tableName="user_roles">
-            <column name="name" type="VARCHAR(50)">
-                <constraints nullable="false"/>
-            </column>
-        </createTable>
-        <addPrimaryKey columnNames="name" constraintName="user_roles_pkey" tableName="user_roles"/>
-    </changeSet>
-    <changeSet author="user" id="20180301140000-3" objectQuotingStrategy="QUOTE_ALL_OBJECTS">
-        <createTable tableName="user_role">
-            <column name="user_id" type="BIGINT">
-                <constraints nullable="false"/>
-            </column>
-            <column name="user_role_name" type="VARCHAR(50)">
-                <constraints nullable="false"/>
-            </column>
-        </createTable>
-        <addPrimaryKey columnNames="user_id, user_role_name" constraintName="user_role_pkey"
-                       tableName="user_role"/>
-    </changeSet>
-</databaseChangeLog>
diff --git a/src/main/resources/db/changelog-20180305_100000-schema.xml b/src/main/resources/db/changelog-20180305_100000-schema.xml
deleted file mode 100644
index a9e1577..0000000
--- a/src/main/resources/db/changelog-20180305_100000-schema.xml
+++ /dev/null
@@ -1,16 +0,0 @@
-<?xml version="1.1" encoding="UTF-8" standalone="no"?>
-<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
-                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
-    <changeSet author="al-f" id="20180305100000-1" objectQuotingStrategy="QUOTE_ALL_OBJECTS">
-        <addColumn tableName="users">
-            <column name="activation_date" type="VARBINARY"/>
-        </addColumn>
-    </changeSet>
-    <changeSet author="orion" id="20180305100000-2" objectQuotingStrategy="QUOTE_ALL_OBJECTS">
-        <modifyDataType columnName="user_id" tableName="user_role" newDataType="integer"/>
-    </changeSet>
-    <changeSet author="orion" id="20180305100000-3" objectQuotingStrategy="QUOTE_ALL_OBJECTS">
-        <modifyDataType columnName="id" tableName="users" newDataType="integer"/>
-    </changeSet>
-</databaseChangeLog>
diff --git a/src/main/resources/db/changelog-20180321_193000-data.xml b/src/main/resources/db/changelog-20180321_193000-data.xml
deleted file mode 100644
index d4d9812..0000000
--- a/src/main/resources/db/changelog-20180321_193000-data.xml
+++ /dev/null
@@ -1,11 +0,0 @@
-<?xml version="1.1" encoding="UTF-8" standalone="no"?>
-<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
-                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
-    <changeSet author="al-f" id="20180321_193000-1">
-        <sql>
-            update users
-            set password_hash='$2a$10$5UCtAX/UcNSAcLnHUJDqUO6GR4hyPwCzBfuFI81nsoaYkvNF9SGxG' where id = 1;
-        </sql>
-    </changeSet>
-</databaseChangeLog>
\ No newline at end of file
diff --git a/src/main/resources/db/changelog-20180405_110000-schema.xml b/src/main/resources/db/changelog-20180405_110000-schema.xml
deleted file mode 100644
index e174300..0000000
--- a/src/main/resources/db/changelog-20180405_110000-schema.xml
+++ /dev/null
@@ -1,43 +0,0 @@
-<?xml version="1.1" encoding="UTF-8" standalone="no"?>
-<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
-                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
-    <changeSet author="al-f" id="20180405_110000-1" objectQuotingStrategy="QUOTE_ALL_OBJECTS">
-        <createTable tableName="user_sessions">
-            <column name="id" type="INTEGER">
-                <constraints nullable="false"/>
-            </column>
-            <column name="version" type="INTEGER"/>
-            <column name="session_id" type="VARCHAR(255)">
-                <constraints nullable="false" unique="true"/>
-            </column>
-            <column name="ip_address" type="VARCHAR(255)">
-                <constraints nullable="false"/>
-            </column>
-            <column name="host" type="VARCHAR(255)">
-                <constraints nullable="false"/>
-            </column>
-            <column name="login_time" type="TIMESTAMP"/>
-            <column name="logout_time" type="TIMESTAMP"/>
-            <column name="user_id" type="integer">
-                <constraints nullable="false"/>
-            </column>
-        </createTable>
-        <addPrimaryKey columnNames="id" constraintName="user_sessions_pkey" tableName="user_sessions"/>
-        <addForeignKeyConstraint baseTableName="user_sessions" baseColumnNames="user_id"
-                                 constraintName="fk_user_sessions_users" referencedTableName="users"
-                                 referencedColumnNames="id"/>
-    </changeSet>
-    <changeSet author="al-f" id="20180405_110000-2">
-        <dropColumn columnName="activation_date"
-                    tableName="users"/>
-        <dropColumn columnName="reset_date"
-                    tableName="users"/>
-        <addColumn tableName="users">
-            <column name="activation_date" type="TIMESTAMP"/>
-        </addColumn>
-        <addColumn tableName="users">
-            <column name="reset_date" type="TIMESTAMP"/>
-        </addColumn>
-    </changeSet>
-</databaseChangeLog>
diff --git a/src/main/resources/db/changelog-20180428_110000-schema.xml b/src/main/resources/db/changelog-20180428_110000-schema.xml
deleted file mode 100644
index 2f1917f..0000000
--- a/src/main/resources/db/changelog-20180428_110000-schema.xml
+++ /dev/null
@@ -1,15 +0,0 @@
-<?xml version="1.1" encoding="UTF-8" standalone="no"?>
-<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
-                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
-    <changeSet author="al-f" id="20180428_110000-1">
-        <dropColumn columnName="activation_date" tableName="users"/>
-        <dropColumn columnName="reset_date" tableName="users"/>
-        <addColumn tableName="users">
-            <column name="activation_date" type="TIMESTAMP"/>
-        </addColumn>
-        <addColumn tableName="users">
-            <column name="reset_date" type="TIMESTAMP"/>
-        </addColumn>
-    </changeSet>
-</databaseChangeLog>
diff --git a/src/main/resources/db/changelog-20180505_000000-schema.xml b/src/main/resources/db/changelog-20180505_000000-schema.xml
deleted file mode 100644
index 8f5240d..0000000
--- a/src/main/resources/db/changelog-20180505_000000-schema.xml
+++ /dev/null
@@ -1,49 +0,0 @@
-<?xml version="1.1" encoding="UTF-8" standalone="no"?>
-<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
-                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
-    <changeSet author="orion" id="20180505_000000-0">
-        <createTable tableName="file">
-            <column name="id" type="integer">
-                <constraints nullable="false"/>
-            </column>
-            <column name="name" type="varchar(255)"/>
-            <column name="size" type="bigint"/>
-            <column name="create_date" type="timestamp"/>
-            <column name="data" type="bytea"/>
-            <column name="version" type="integer"/>
-        </createTable>
-        <addPrimaryKey columnNames="id" constraintName="pk_file" tableName="file"/>
-    </changeSet>
-    <changeSet author="orion" id="20180505_000000-1">
-        <createTable tableName="paper">
-            <column name="id" type="integer">
-                <constraints nullable="false"/>
-            </column>
-            <column name="title" type="varchar(255)"/>
-            <column name="status" type="varchar(255)"/>
-            <column name="create_date" type="timestamp"/>
-            <column name="update_date" type="timestamp"/>
-            <column name="comment" type="varchar(255)"/>
-            <column name="locked" type="boolean"/>
-            <column name="file_id" type="integer"/>
-            <column name="version" type="integer"/>
-        </createTable>
-        <addPrimaryKey columnNames="id" constraintName="pk_paper" tableName="paper"/>
-        <addForeignKeyConstraint baseTableName="paper" baseColumnNames="file_id"
-                                 constraintName="fk_paper_file" referencedTableName="file"
-                                 referencedColumnNames="id"/>
-    </changeSet>
-    <changeSet author="orion" id="20180505_000000-2">
-        <createTable tableName="paper_authors">
-            <column name="paper_id" type="integer"/>
-            <column name="authors_id" type="integer"/>
-        </createTable>
-        <addForeignKeyConstraint baseTableName="paper_authors" baseColumnNames="paper_id"
-                                 constraintName="fk_paper_paper_authors" referencedTableName="paper"
-                                 referencedColumnNames="id"/>
-        <addForeignKeyConstraint baseTableName="paper_authors" baseColumnNames="authors_id"
-                                 constraintName="fk_user_paper_authors" referencedTableName="users"
-                                 referencedColumnNames="id"/>
-    </changeSet>
-</databaseChangeLog>
diff --git a/src/main/resources/db/changelog-master.xml b/src/main/resources/db/changelog-master.xml
deleted file mode 100644
index 4faae2e..0000000
--- a/src/main/resources/db/changelog-master.xml
+++ /dev/null
@@ -1,14 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
-                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog
-                        http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
-    <include file="db/changelog-20180301_130000-schema.xml"/>
-    <include file="db/changelog-20180301_140000-schema.xml"/>
-    <include file="db/changelog-20180301_140000-data.xml"/>
-    <include file="db/changelog-20180305_100000-schema.xml"/>
-    <include file="db/changelog-20180321_193000-data.xml"/>
-    <include file="db/changelog-20180405_110000-schema.xml"/>
-    <include file="db/changelog-20180428_110000-schema.xml"/>
-    <include file="db/changelog-20180505_000000-schema.xml"/>
-</databaseChangeLog>
\ No newline at end of file