diff --git a/autogen.sh b/autogen.sh
index 292193386..369a6f5af 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -2,6 +2,8 @@
 
 # Only there to make jhbuild happy
 
+set -e
+
 git submodule init
 git submodule update