diff --git a/build/main.sh b/build/main.sh
index 3d5ce9fc..ffd23d62 100755
--- a/build/main.sh
+++ b/build/main.sh
@@ -45,7 +45,7 @@ else
 fi
 
 echo "running link validation..."
-./validate_links.rb $LINK_FILE
+./validate_links.py $LINK_FILE
 if [[ $? != 0 ]]; then
   echo "link validation failed!"
   exit 1