diff --git a/.buildbot b/.buildbot
index 1fb7733..4bb79c0 100755
--- a/.buildbot
+++ b/.buildbot
@@ -32,4 +32,5 @@ case $1 in
     "test") do_test ;;
     "coverage") do_coverage ;;
     "docs") do_docs ;;
+    *) echo "$1 is not supported in this project"
 esac