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-rw-r--r--cpp/tangle/makefile2
1 files changed, 1 insertions, 1 deletions
diff --git a/cpp/tangle/makefile b/cpp/tangle/makefile
index 24485652..cf4c3a88 100644
--- a/cpp/tangle/makefile
+++ b/cpp/tangle/makefile
@@ -20,4 +20,4 @@ test_list: [0-9]*.cc
 	@grep -h "^[[:space:]]*void test_" [0-9]*.cc |perl -pwe 's/^\s*void (.*)\(\) {$$/$$1,/' > test_list
 
 clean:
-	rm -rf tangle *_list
+	-rm tangle *_list