1 files changed, 1 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index c897944..142e45c 100644
--- a/Makefile
+++ b/Makefile
@@ -102,7 +102,7 @@ init:
 
 clean:
 	git clean -dfx
-	git submodule foreach 'git clean -dfx'
+	git submodule foreach --recursive 'git clean -dfx'
 
 sw:
 	cd sw; $(call DCH, -sw, software tools)