diff --git a/plugins/blocks/developedBy/version.xml b/plugins/blocks/developedBy/version.xml
index ddbabe7e82..9d13dc812d 100644
--- a/plugins/blocks/developedBy/version.xml
+++ b/plugins/blocks/developedBy/version.xml
@@ -17,4 +17,7 @@
 	<date>2009-07-13</date>
 	<lazy-load>1</lazy-load>
 	<class>DevelopedByBlockPlugin</class>
+  <compatibility application="ops">
+	  <release>~3.6.0.0</release>
+	</compatibility>
 </version>
diff --git a/plugins/blocks/languageToggle/version.xml b/plugins/blocks/languageToggle/version.xml
index 2d5f95f989..160bc4946a 100644
--- a/plugins/blocks/languageToggle/version.xml
+++ b/plugins/blocks/languageToggle/version.xml
@@ -17,4 +17,7 @@
 	<date>2009-07-13</date>
 	<lazy-load>1</lazy-load>
 	<class>LanguageToggleBlockPlugin</class>
+  <compatibility application="ops">
+	  <release>~3.6.0.0</release>
+	</compatibility>
 </version>
diff --git a/plugins/generic/usageEvent/version.xml b/plugins/generic/usageEvent/version.xml
index 3dac13019d..6778839af7 100644
--- a/plugins/generic/usageEvent/version.xml
+++ b/plugins/generic/usageEvent/version.xml
@@ -15,4 +15,7 @@
 	<type>plugins.generic</type>
 	<release>1.0.0.0</release>
 	<date>2013-04-15</date>
+  <compatibility application="ops">
+	  <release>~3.6.0.0</release>
+	</compatibility>
 </version>
diff --git a/plugins/metadata/dc11/version.xml b/plugins/metadata/dc11/version.xml
index 532ac6bc92..9570102712 100644
--- a/plugins/metadata/dc11/version.xml
+++ b/plugins/metadata/dc11/version.xml
@@ -15,4 +15,7 @@
 	<type>plugins.metadata</type>
 	<release>1.0.0.0</release>
 	<date>2010-11-22</date>
+  <compatibility application="ops">
+	  <release>~3.6.0.0</release>
+	</compatibility>
 </version>
diff --git a/plugins/oaiMetadataFormats/dc/version.xml b/plugins/oaiMetadataFormats/dc/version.xml
index f1b6938765..365a686cea 100644
--- a/plugins/oaiMetadataFormats/dc/version.xml
+++ b/plugins/oaiMetadataFormats/dc/version.xml
@@ -15,4 +15,7 @@
 	<type>plugins.oaiMetadataFormats</type>
 	<release>1.0.0.0</release>
 	<date>2009-07-13</date>
+  <compatibility application="ops">
+	  <release>~3.6.0.0</release>
+	</compatibility>
 </version>
diff --git a/plugins/themes/default/version.xml b/plugins/themes/default/version.xml
index e6fe9c9c6a..883e3da0f1 100755
--- a/plugins/themes/default/version.xml
+++ b/plugins/themes/default/version.xml
@@ -17,4 +17,7 @@
 	<date>2013-09-16</date>
 	<lazy-load>1</lazy-load>
 	<class>DefaultThemePlugin</class>
+  <compatibility application="ops">
+	  <release>~3.6.0.0</release>
+	</compatibility>
 </version>