diff --git a/releng/org.eclipse.ocl.oomph/setups/ocl.setup b/releng/org.eclipse.ocl.oomph/setups/ocl.setup
index c1dde4f..30e4f3a 100644
--- a/releng/org.eclipse.ocl.oomph/setups/ocl.setup
+++ b/releng/org.eclipse.ocl.oomph/setups/ocl.setup
@@ -123,20 +123,6 @@
             url="https://download.eclipse.org/tools/orbit/downloads/drops/R20211213173813/repository"/>
       </repositoryList>
       <repositoryList
-          name="2021-12">
-        <repository
-            url="https://download.eclipse.org/releases/2021-12"/>
-        <repository
-            url="https://download.eclipse.org/tools/orbit/downloads/drops/R20211213173813/repository"/>
-      </repositoryList>
-      <repositoryList
-          name="2021-12">
-        <repository
-            url="https://download.eclipse.org/releases/2021-12"/>
-        <repository
-            url="https://download.eclipse.org/tools/orbit/downloads/drops/R20211213173813/repository"/>
-      </repositoryList>
-      <repositoryList
           name="2021-09">
         <repository
             url="https://download.eclipse.org/releases/2021-09"/>