diff --git a/pyUML_feature/feature.xml b/pyUML_feature/feature.xml
index 9e3f20b..ff8f282 100755
--- a/pyUML_feature/feature.xml
+++ b/pyUML_feature/feature.xml
@@ -17,6 +17,27 @@
       [Enter License Description here.]
    </license>
 
+   <requires>
+      <import feature="org.python.pydev.feature" version="1.4.5.2727"/>
+      <import plugin="org.eclipse.core.resources"/>
+      <import plugin="org.eclipse.core.runtime"/>
+      <import plugin="org.eclipse.jface"/>
+      <import plugin="org.eclipse.ui"/>
+      <import plugin="org.eclipse.ui.ide"/>
+      <import plugin="org.eclipse.emf.common"/>
+      <import plugin="org.eclipse.emf.ecore"/>
+      <import plugin="org.eclipse.uml2.uml"/>
+      <import plugin="org.eclipse.gmf.runtime.common.core"/>
+      <import plugin="org.eclipse.gmf.runtime.diagram.core"/>
+      <import plugin="org.eclipse.gmf.runtime.common.ui"/>
+      <import plugin="org.eclipse.gmf.runtime.diagram.ui"/>
+      <import plugin="org.eclipse.gmf.runtime.diagram.ui.resources.editor"/>
+      <import plugin="org.python.pydev"/>
+      <import plugin="org.python.pydev.core"/>
+      <import plugin="org.python.pydev.parser"/>
+      <import plugin="org.eclipse.uml2.diagram.clazz"/>
+   </requires>
+
    <plugin
          id="pyUml"
          download-size="0"