diff --git a/MPI/OPAL/build b/MPI/OPAL/build
index 3ba06d5..4072d08 100755
--- a/MPI/OPAL/build
+++ b/MPI/OPAL/build
@@ -1,6 +1,6 @@
 #!/usr/bin/env modbuild
 
-SOURCE_URL='http://amas.web.psi.ch/Downloads/OPAL/OPAL-1.6.0rc6.tar.bz2'
+SOURCE_URL='http://amas.web.psi.ch/Downloads/$P/$P-$V.tar.bz2'
 
 config_args=()