diff --git a/examples/gradle/build.gradle b/examples/gradle/build.gradle
index d8054946..0d3bdf2e 100644
--- a/examples/gradle/build.gradle
+++ b/examples/gradle/build.gradle
@@ -5,7 +5,7 @@ buildscript {
     }
     dependencies {
         classpath group: 'com.opitzconsulting.orcas', name: 'orcas-gradle-plugin',
-                  version: '2.7.0'
+                  version: '3.0.0'
 
         classpath "com.oracle:ojdbc6:11.1.0.7"
 
diff --git a/examples/gradle_domain_extension/build.gradle b/examples/gradle_domain_extension/build.gradle
index e3f4666d..4e08e25d 100644
--- a/examples/gradle_domain_extension/build.gradle
+++ b/examples/gradle_domain_extension/build.gradle
@@ -5,7 +5,7 @@ buildscript {
     }
     dependencies {
         classpath group: 'com.opitzconsulting.orcas', name: 'orcas-domainextension-gradle-plugin',
-                  version: '2.7.0'
+                  version: '3.0.0'
 
         classpath "com.oracle:ojdbc6:11.1.0.7"
 
diff --git a/examples/maven/pom.xml b/examples/maven/pom.xml
index 0471267f..ec234b7e 100644
--- a/examples/maven/pom.xml
+++ b/examples/maven/pom.xml
@@ -16,7 +16,7 @@
       <plugin>
         <groupId>com.opitzconsulting.orcas</groupId>
         <artifactId>orcas-maven-plugin</artifactId>
-        <version>2.7.0</version>
+        <version>3.0.0</version>
         <extensions>true</extensions>
 
         <dependencies>
diff --git a/examples/maven_domain_extension/pom.xml b/examples/maven_domain_extension/pom.xml
index a6a8654a..63fe6553 100644
--- a/examples/maven_domain_extension/pom.xml
+++ b/examples/maven_domain_extension/pom.xml
@@ -16,7 +16,7 @@
       <plugin>
         <groupId>com.opitzconsulting.orcas</groupId>
         <artifactId>orcas-maven-plugin</artifactId>
-        <version>2.7.0</version>
+        <version>3.0.0</version>
         <extensions>true</extensions>
 
  
@@ -25,7 +25,7 @@
           <dependency>
             <groupId>com.opitzconsulting.orcas</groupId>
             <artifactId>orcas-domainextension-main</artifactId>
-            <version>2.7.0</version>
+            <version>3.0.0</version>
           </dependency>
 
 		<dependency>
diff --git a/examples/maven_extension_demo/pom.xml b/examples/maven_extension_demo/pom.xml
index bc6ace09..e4878104 100644
--- a/examples/maven_extension_demo/pom.xml
+++ b/examples/maven_extension_demo/pom.xml
@@ -16,7 +16,7 @@
       <plugin>
         <groupId>com.opitzconsulting.orcas</groupId>
         <artifactId>orcas-maven-plugin</artifactId>
-        <version>2.7.0</version>
+        <version>3.0.0</version>
         <extensions>true</extensions>
 
  
diff --git a/examples/orderentry/db/build.xml b/examples/orderentry/db/build.xml
index d566a68f..7d8d9453 100644
--- a/examples/orderentry/db/build.xml
+++ b/examples/orderentry/db/build.xml
@@ -18,7 +18,7 @@
   </target>
 
   <target name="orcas_initialize" depends="show_location">
-    <orcas_initialize orcasprebuildversion="com.opitzconsulting.orcas:orcas-main:2.7.0"/>
+    <orcas_initialize orcasprebuildversion="com.opitzconsulting.orcas:orcas-main:3.0.0"/>
   </target>
 
   <target name="build_tables" depends="show_location,orcas_initialize">
diff --git a/orcas_core/build_source/build.gradle b/orcas_core/build_source/build.gradle
index b06803f3..0bf22575 100644
--- a/orcas_core/build_source/build.gradle
+++ b/orcas_core/build_source/build.gradle
@@ -3,7 +3,7 @@ subprojects
   project.ext.xtext_version = "2.5.1"
 
   project.group = "com.opitzconsulting.orcas"
-  project.version = "2.7.1-SNAPSHOT"  
+  project.version = "3.0.0"  
 
   repositories 
   {
diff --git a/orcas_core/release_orcas.txt b/orcas_core/release_orcas.txt
index e119155f..dcbea7e3 100644
--- a/orcas_core/release_orcas.txt
+++ b/orcas_core/release_orcas.txt
@@ -17,7 +17,7 @@ run this in upload_maven_central:
 gradle clean publish
 
 close repository on https://oss.sonatype.org/#stagingRepositories
-rlease repository on https://oss.sonatype.org/#stagingRepositories
+release repository on https://oss.sonatype.org/#stagingRepositories
 
 change version of examples to released version:
 examples/gradle*/build.gradle
diff --git a/orcas_core/upload_maven_central/build.gradle b/orcas_core/upload_maven_central/build.gradle
index 54d8d6eb..c3de1f18 100644
--- a/orcas_core/upload_maven_central/build.gradle
+++ b/orcas_core/upload_maven_central/build.gradle
@@ -3,7 +3,7 @@ project.buildDir = ".gradle/build"
 apply from: 'mcupload.gradle'
 
 project.group = "com.opitzconsulting.orcas"
-project.version = "2.7.0"  
+project.version = "3.0.0"  
 
 project.ext.mcupload.publish("orcas-db-objects")
 project.ext.mcupload.publish("orcas-orig")
diff --git a/orcas_maven_plugin/pom.xml b/orcas_maven_plugin/pom.xml
index 67c97922..a2b919bb 100644
--- a/orcas_maven_plugin/pom.xml
+++ b/orcas_maven_plugin/pom.xml
@@ -4,7 +4,7 @@
 
 	<groupId>com.opitzconsulting.orcas</groupId>
 	<artifactId>orcas-maven-plugin</artifactId>
-	<version>2.7.1-SNAPSHOT</version>
+	<version>3.0.0</version>
 	<packaging>maven-plugin</packaging>
 
 	<name>com.opitzconsulting.orcas:orcas-maven-plugin</name>
@@ -43,12 +43,12 @@
 		<dependency>
 			<groupId>com.opitzconsulting.orcas</groupId>
 			<artifactId>orcas-main</artifactId>
-			<version>2.7.1-SNAPSHOT</version>
-		</dependency>
+			<version>3.0.0</version>
+   		</dependency>
 		<dependency>
 			<groupId>com.opitzconsulting.orcas</groupId>
 			<artifactId>orcas-db-objects</artifactId>
-			<version>2.7.1-SNAPSHOT</version>
+			<version>3.0.0</version>
 		</dependency>
 
 		<dependency>
@@ -60,7 +60,7 @@
 		<dependency>
 			<groupId>org.apache.maven.plugin-tools</groupId>
 			<artifactId>maven-plugin-annotations</artifactId>
-			<version>3.4</version>
+			<version>3.5</version>
 			<scope>provided</scope>
 		</dependency>
 	</dependencies>
@@ -73,6 +73,23 @@
 		</resources>
 		<pluginManagement>
 			<plugins>
+                                <plugin>
+                                  <groupId>org.apache.maven.plugins</groupId>
+                                  <artifactId>maven-plugin-plugin</artifactId>
+                                  <version>3.5</version>
+                                  <executions>
+                                    <execution>
+                                      <id>default-descriptor</id>
+                                      <phase>process-classes</phase>
+                                    </execution>
+                                    <execution>
+                                      <id>help-goal</id>
+                                      <goals>
+                                        <goal>helpmojo</goal>
+                                      </goals>
+                                    </execution>
+                                  </executions>
+                                </plugin>
 				<plugin>
 					<groupId>org.apache.maven.plugins</groupId>
 					<artifactId>maven-source-plugin</artifactId>