diff --git a/mariadb-dialect/pom.xml b/dialects/mariadb-dialect/pom.xml
similarity index 95%
rename from mariadb-dialect/pom.xml
rename to dialects/mariadb-dialect/pom.xml
index bc179ade..70f8683b 100644
--- a/mariadb-dialect/pom.xml
+++ b/dialects/mariadb-dialect/pom.xml
@@ -6,8 +6,7 @@
         <groupId>io.9tiger</groupId>
         <artifactId>db2rest-parent</artifactId>
         <version>${revision}</version>
-        <relativePath>../pom.xml</relativePath>
-
+        <relativePath>../../pom.xml</relativePath>
         <!-- lookup parent from repository -->
     </parent>
 
diff --git a/mariadb-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/MariaDBDialect.java b/dialects/mariadb-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/MariaDBDialect.java
similarity index 100%
rename from mariadb-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/MariaDBDialect.java
rename to dialects/mariadb-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/MariaDBDialect.java
diff --git a/mssql-dialect/pom.xml b/dialects/mssql-dialect/pom.xml
similarity index 95%
rename from mssql-dialect/pom.xml
rename to dialects/mssql-dialect/pom.xml
index 230c0b28..3d7e1bc7 100644
--- a/mssql-dialect/pom.xml
+++ b/dialects/mssql-dialect/pom.xml
@@ -7,7 +7,7 @@
         <groupId>io.9tiger</groupId>
         <artifactId>db2rest-parent</artifactId>
         <version>${revision}</version>
-        <relativePath>../pom.xml</relativePath>
+        <relativePath>../../pom.xml</relativePath>
         <!-- lookup parent from repository -->
     </parent>
 
diff --git a/mssql-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/MsSQLServerDialect.java b/dialects/mssql-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/MsSQLServerDialect.java
similarity index 100%
rename from mssql-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/MsSQLServerDialect.java
rename to dialects/mssql-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/MsSQLServerDialect.java
diff --git a/mysql-dialect/pom.xml b/dialects/mysql-dialect/pom.xml
similarity index 95%
rename from mysql-dialect/pom.xml
rename to dialects/mysql-dialect/pom.xml
index 113d9fe6..9fb0efa1 100644
--- a/mysql-dialect/pom.xml
+++ b/dialects/mysql-dialect/pom.xml
@@ -6,8 +6,7 @@
         <groupId>io.9tiger</groupId>
         <artifactId>db2rest-parent</artifactId>
         <version>${revision}</version>
-        <relativePath>../pom.xml</relativePath>
-
+        <relativePath>../../pom.xml</relativePath>
         <!-- lookup parent from repository -->
     </parent>
 
diff --git a/mysql-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/MySQLDialect.java b/dialects/mysql-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/MySQLDialect.java
similarity index 100%
rename from mysql-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/MySQLDialect.java
rename to dialects/mysql-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/MySQLDialect.java
diff --git a/oracle-dialect/pom.xml b/dialects/oracle-dialect/pom.xml
similarity index 95%
rename from oracle-dialect/pom.xml
rename to dialects/oracle-dialect/pom.xml
index 89a8eb9c..a476013d 100644
--- a/oracle-dialect/pom.xml
+++ b/dialects/oracle-dialect/pom.xml
@@ -6,8 +6,7 @@
         <groupId>io.9tiger</groupId>
         <artifactId>db2rest-parent</artifactId>
         <version>${revision}</version>
-        <relativePath>../pom.xml</relativePath>
-
+        <relativePath>../../pom.xml</relativePath>
         <!-- lookup parent from repository -->
     </parent>
 
diff --git a/oracle-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/OracleDialect.java b/dialects/oracle-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/OracleDialect.java
similarity index 100%
rename from oracle-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/OracleDialect.java
rename to dialects/oracle-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/OracleDialect.java
diff --git a/oracle9i-dialect/pom.xml b/dialects/oracle9i-dialect/pom.xml
similarity index 95%
rename from oracle9i-dialect/pom.xml
rename to dialects/oracle9i-dialect/pom.xml
index 762d8711..575c8a98 100644
--- a/oracle9i-dialect/pom.xml
+++ b/dialects/oracle9i-dialect/pom.xml
@@ -6,8 +6,7 @@
         <groupId>io.9tiger</groupId>
         <artifactId>db2rest-parent</artifactId>
         <version>${revision}</version>
-        <relativePath>../pom.xml</relativePath>
-
+        <relativePath>../../pom.xml</relativePath>
         <!-- lookup parent from repository -->
     </parent>
 
diff --git a/oracle9i-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/OracleDialect.java b/dialects/oracle9i-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/OracleDialect.java
similarity index 100%
rename from oracle9i-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/OracleDialect.java
rename to dialects/oracle9i-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/OracleDialect.java
diff --git a/pg-dialect/pom.xml b/dialects/pg-dialect/pom.xml
similarity index 95%
rename from pg-dialect/pom.xml
rename to dialects/pg-dialect/pom.xml
index 36cc08ef..dcc60d71 100644
--- a/pg-dialect/pom.xml
+++ b/dialects/pg-dialect/pom.xml
@@ -6,8 +6,7 @@
         <groupId>io.9tiger</groupId>
         <artifactId>db2rest-parent</artifactId>
         <version>${revision}</version>
-        <relativePath>../pom.xml</relativePath>
-
+        <relativePath>../../pom.xml</relativePath>
         <!-- lookup parent from repository -->
     </parent>
 
diff --git a/pg-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/PostGreSQLDialect.java b/dialects/pg-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/PostGreSQLDialect.java
similarity index 100%
rename from pg-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/PostGreSQLDialect.java
rename to dialects/pg-dialect/src/main/java/com/homihq/db2rest/jdbc/config/dialect/PostGreSQLDialect.java
diff --git a/pg-dialect/src/main/java/com/homihq/db2rest/jdbc/config/driver/EnvVarSSLSocketFactory.java b/dialects/pg-dialect/src/main/java/com/homihq/db2rest/jdbc/config/driver/EnvVarSSLSocketFactory.java
similarity index 100%
rename from pg-dialect/src/main/java/com/homihq/db2rest/jdbc/config/driver/EnvVarSSLSocketFactory.java
rename to dialects/pg-dialect/src/main/java/com/homihq/db2rest/jdbc/config/driver/EnvVarSSLSocketFactory.java
diff --git a/pg-dialect/src/main/java/com/homihq/db2rest/jdbc/config/driver/PgSingleCertValidatingFactory.java b/dialects/pg-dialect/src/main/java/com/homihq/db2rest/jdbc/config/driver/PgSingleCertValidatingFactory.java
similarity index 100%
rename from pg-dialect/src/main/java/com/homihq/db2rest/jdbc/config/driver/PgSingleCertValidatingFactory.java
rename to dialects/pg-dialect/src/main/java/com/homihq/db2rest/jdbc/config/driver/PgSingleCertValidatingFactory.java
diff --git a/pom.xml b/pom.xml
index 475b9627..54ed8589 100644
--- a/pom.xml
+++ b/pom.xml
@@ -89,12 +89,12 @@
         <module>auth</module>
         <module>mongo-support</module>
         <module>rest-common</module>
-        <module>pg-dialect</module>
-        <module>mssql-dialect</module>
-        <module>mysql-dialect</module>
-        <module>mariadb-dialect</module>
-        <module>oracle-dialect</module>
-        <module>oracle9i-dialect</module>
+        <module>dialects/pg-dialect</module>
+        <module>dialects/mssql-dialect</module>
+        <module>dialects/mysql-dialect</module>
+        <module>dialects/mariadb-dialect</module>
+        <module>dialects/oracle-dialect</module>
+        <module>dialects/oracle9i-dialect</module>
         <module>rdbms-common</module>
         <module>db2rest-common</module>
         <module>rdbms-support</module>