diff --git a/karaf/assembly/pom.xml b/karaf/assembly/pom.xml
index 53b0b3f..bfa6d31 100644
--- a/karaf/assembly/pom.xml
+++ b/karaf/assembly/pom.xml
@@ -233,9 +233,58 @@
                 </includes>
             </resource>
         </resources>
+        <filters>
+            <filter>target/filter.txt</filter>
+        </filters>
         <plugins>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-antrun-plugin</artifactId>
+                <version>1.2</version>
+                <executions>
+                    <execution>
+                        <id>create-prop</id>
+                        <phase>generate-resources</phase>
+                        <configuration>
+                            <tasks>
+                                <taskdef resource="net/sf/antcontrib/antcontrib.properties" classpathref="maven.plugin.classpath"/>
+                                <property name="ant.regexp.regexpimpl" value="org.apache.tools.ant.util.regexp.Jdk14RegexpRegexp"/>
+                                <property name="mv" value="${project.version}"/>
+                                <echo message="Maven version:   ${mv}" />
+                                <propertyregex property="ov.p1" input="${mv}" regexp="(\d+)(?:\.(\d+)(?:\.(\d+))?)?(?:[^a-zA-Z0-9](.*))?" replace="\1" defaultValue="0"/>
+                                <propertyregex property="ov.p2" input="${mv}" regexp="(\d+)(?:\.(\d+)(?:\.(\d+))?)?(?:[^a-zA-Z0-9](.*))?" replace=".\2" defaultValue=".0"/>
+                                <propertyregex property="ov.p3" input="${mv}" regexp="(\d+)(?:\.(\d+)(?:\.(\d+))?)?(?:[^a-zA-Z0-9](.*))?" replace=".\3" defaultValue=".0"/>
+                                <propertyregex property="ov.p4" input="${mv}" regexp="(\d+)(?:\.(\d+)(?:\.(\d+))?)?(?:[^a-zA-Z0-9](.*))?" replace=".\4" defaultValue=""/>
+                                <propertyregex property="ov.p1a" input="${ov.p1}" regexp="(.+)" replace="\1" defaultValue="0"/>
+                                <propertyregex property="ov.p2a" input="${ov.p2}" regexp="(\..+)" replace="\1" defaultValue=".0"/>
+                                <propertyregex property="ov.p3a" input="${ov.p3}" regexp="(\..+)" replace="\1" defaultValue=".0"/>
+                                <propertyregex property="ov.p4a" input="${ov.p4}" regexp="(\..+)" replace="\1" defaultValue=""/>
+                                <property name="ov" value="${ov.p1a}${ov.p2a}${ov.p3a}${ov.p4a}"/>
+                                <echo message="OSGi version:    ${ov}" />
+                                <mkdir dir="target"/>
+                                <echo message="karaf.osgi.version = ${ov}" file="target/filter.txt"/>
+                            </tasks>
+                        </configuration>
+                        <goals>
+                            <goal>run</goal>
+                        </goals>
+                    </execution>
+                </executions>
+                <dependencies>
+                    <dependency>
+                        <groupId>ant-contrib</groupId>
+                        <artifactId>ant-contrib</artifactId>
+                        <version>1.0b3</version>
+                    </dependency>
+                    <dependency>
+                        <groupId>ant</groupId>
+                        <artifactId>ant-optional</artifactId>
+                        <version>1.5.3-1</version>
+                    </dependency>
+               </dependencies>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-resources-plugin</artifactId>
                 <executions>
                     <execution>
diff --git a/karaf/pom.xml b/karaf/pom.xml
index 2631ae0..ff1f7f8 100644
--- a/karaf/pom.xml
+++ b/karaf/pom.xml
@@ -104,7 +104,6 @@
 
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
-        <karaf.osgi.version>0.9.0</karaf.osgi.version>
         <bnd.version.policy>[$(version;==;$(@)),$(version;+;$(@)))</bnd.version.policy>
     </properties>