diff --git a/Makefile b/Makefile
index 827ac66b..dbf88317 100644
--- a/Makefile
+++ b/Makefile
@@ -7,4 +7,4 @@ test:
 	@ scripts/test
 
 dev:
-	@ find scripts autoload/polyglot ftdetect tests . -type f -depth 1 | DEV=1 entr bash -c 'make && make test'
+	@ find scripts autoload/polyglot ftdetect tests . -type f -maxdepth 1 | DEV=1 entr bash -c 'make && make test'