diff --git a/test/test_helper.bash b/test/test_helper.bash
index 9e10401..643b3d7 100644
--- a/test/test_helper.bash
+++ b/test/test_helper.bash
@@ -7,5 +7,5 @@ setup() {
 }
 
 teardown() {
-  rm -f "$TMP"/*
+  [ -d "$TMP" ] && rm -f "$TMP"/*
 }