diff --git a/sdk/jme3-core/nbproject/project.xml b/sdk/jme3-core/nbproject/project.xml
index 7ba45fa9a..7de8e5b56 100644
--- a/sdk/jme3-core/nbproject/project.xml
+++ b/sdk/jme3-core/nbproject/project.xml
@@ -77,7 +77,7 @@
                     <compile-dependency/>
                     <run-dependency>
                         <release-version>1</release-version>
-                        <specification-version>1.46.0.46</specification-version>
+                        <implementation-version/>
                     </run-dependency>
                 </dependency>
                 <dependency>