diff --git a/script/check-diff b/script/check-diff
index bc45833..c68ccf2 100755
--- a/script/check-diff
+++ b/script/check-diff
@@ -1,5 +1,7 @@
 #!/bin/bash
 
+# Make sure we notice any untracked files generated by the build
+git add --intent-to-add .
 git diff --quiet dist/
 retVal=$?
 if [ $retVal -ne 0 ]; then