diff --git a/autobuild.sh b/autobuild.sh
index 65d4c898..9ecb8906 100755
--- a/autobuild.sh
+++ b/autobuild.sh
@@ -18,7 +18,7 @@ then
         exit 1
 fi
 
-MOCK=$(which mock)
+MOCK=/usr/bin/mock
 
 set -e