diff --git a/src/main/resources/config/liquibase/changelog/constraints_UserRoleAssignment.xml b/src/main/resources/config/liquibase/changelog/constraints_UserRoleAssignment.xml
deleted file mode 100644
index 66a7712f..00000000
--- a/src/main/resources/config/liquibase/changelog/constraints_UserRoleAssignment.xml
+++ /dev/null
@@ -1,15 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<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-3.5.xsd">
-
-    <!-- the natural key used by the historical view must be unique -->
-    <changeSet id="201905061856-1" author="mhoennig">
-
-        <!-- must match the GROUP BY clause in user_role_assignment_history_view -->
-        <addUniqueConstraint constraintName="ux_user_role_assignment" tableName="user_role_assignment"
-                             columnNames="entity_type_id, entity_object_id, assigned_role, user_id"/>
-
-    </changeSet>
-</databaseChangeLog>
diff --git a/src/main/resources/config/liquibase/historicization/historicization_UserRoleAssignment.xml b/src/main/resources/config/liquibase/historicization/historicization_UserRoleAssignment.xml
deleted file mode 100644
index e5f3c9f4..00000000
--- a/src/main/resources/config/liquibase/historicization/historicization_UserRoleAssignment.xml
+++ /dev/null
@@ -1,87 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<databaseChangeLog
-    xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
-    xmlns:ext="http://www.liquibase.org/xml/ns/dbchangelog-ext"
-    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-3.5.xsd
-                        http://www.liquibase.org/xml/ns/dbchangelog-ext http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-ext.xsd">
-
-    <!-- Table for historical user_role_assignment data. -->
-    <changeSet id="20190506150000-1" author="mhierweck,mhoennig" dbms="postgresql">
-        <createTable tableName="user_role_assignment_history">
-
-            <!-- history-related columns -->
-
-            <column name="history_id" type="bigint" autoIncrement="true">
-                <constraints primaryKey="true" unique="true" nullable="false"/>
-            </column>
-
-            <column name="history_transaction" type="bigint">
-                <constraints nullable="false" />
-            </column>
-
-            <column name="history_tombstone" type="bool">
-                <constraints nullable="false" />
-            </column>
-
-            <!-- id-column like in base table, but no primary key nor unique -->
-            <column name="id" type="bigint">
-                <constraints primaryKey="true" nullable="false"/>
-            </column>
-
-            <!-- all following columns like in base table, dropping unique constraints -->
-
-            <column name="entity_type_id" type="varchar(255)">
-                <constraints nullable="true" />
-            </column>
-
-            <column name="entity_object_id" type="bigint">
-                <constraints nullable="true" />
-            </column>
-
-            <column name="assigned_role" type="varchar(255)">
-                <constraints nullable="false" />
-            </column>
-
-            <column name="user_id" type="bigint">
-                <constraints nullable="true" />
-            </column>
-
-        </createTable>
-
-    </changeSet>
-
-    <changeSet id="20190506150000-2" author="mhierweck,mhoennig" dbms="postgresql">
-
-        <addForeignKeyConstraint baseColumnNames="history_transaction"
-                                 baseTableName="user_role_assignment_history"
-                                 constraintName="fk_user_role_assignment_history_transaction"
-                                 referencedColumnNames="history_transaction"
-                                 referencedTableName="history"/>
-
-    </changeSet>
-
-    <changeSet id="20190506150000-3" author="mhierweck,mhoennig" dbms="postgresql">
-        <createProcedure>
-            CREATE TRIGGER user_role_assignment_historicize
-            AFTER INSERT OR DELETE OR UPDATE ON user_role_assignment
-            FOR EACH ROW EXECUTE PROCEDURE historicize();
-        </createProcedure>
-        <rollback>
-            DROP TRIGGER user_role_assignment_historicize
-        </rollback>
-    </changeSet>
-
-    <changeSet id="20190506150000-4" author="mhierweck,mhoennig" dbms="postgresql">
-        <createView viewName="user_role_assignment_history_view" replaceIfExists="true">
-            SELECT *
-              FROM user_role_assignment_history
-             WHERE history_id IN (
-                SELECT max(history_id) AS history_id
-                  FROM user_role_assignment_history
-                 WHERE history_transaction &lt;= current_setting('history.transaction')::bigint
-                 GROUP BY entity_type_id, entity_object_id, assigned_role, user_id) -- must have a unique constraint
-        </createView>
-    </changeSet>
-
-</databaseChangeLog>
diff --git a/src/main/resources/config/liquibase/master.xml b/src/main/resources/config/liquibase/master.xml
index 1a649f66..a81ec0b8 100644
--- a/src/main/resources/config/liquibase/master.xml
+++ b/src/main/resources/config/liquibase/master.xml
@@ -23,12 +23,10 @@
     <!-- jhipster-needle-liquibase-add-constraints-changelog - JHipster will add liquibase constraints changelogs here -->
 
     <!-- additional changesets, not generated by JHipster -->
-    <include file="config/liquibase/changelog/constraints_UserRoleAssignment.xml" relativeToChangelogFile="false"/>
     <include file="config/liquibase/changelog/constraints_Membership.xml" relativeToChangelogFile="false"/>
 
     <!-- historicization -->
     <include file="config/liquibase/historicization/historicization.xml" relativeToChangelogFile="false"/>
-    <include file="config/liquibase/historicization/historicization_UserRoleAssignment.xml" relativeToChangelogFile="false"/>
     <include file="config/liquibase/historicization/historicization_Customer.xml" relativeToChangelogFile="false"/>
     <include file="config/liquibase/historicization/historicization_Membership.xml" relativeToChangelogFile="false"/>
     <include file="config/liquibase/historicization/historicization_SepaMandate.xml" relativeToChangelogFile="false"/>