diff --git a/autogen.sh b/autogen.sh
index 00281da0..75a16b68 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -12,6 +12,8 @@ if test -z $AUTORECONF; then
         exit 1
 fi
 
+set -e
+
 mkdir -p m4
 
 # Fetch submodules if needed