diff --git a/base/sl-full:5 b/base/sl-full:5
index b4a9084d7ba93e2a957c7b7e664e973b2d5affb6..2ed7d9ec91d7515bc1c9a05df6d476b7ff1cd1c1 100644
--- a/base/sl-full:5
+++ b/base/sl-full:5
@@ -7,3 +7,6 @@ FROM cern/slc5-base
  RUN ln -s /usr/bin/gcc34 /usr/bin/gcc
  RUN ln -s /usr/bin/g++34 /usr/bin/g++
 #END minimum for cernlib installation
+#BEGIN cernlib compillation
+#Tom, your help is needed here
+#END cernlib compillation