diff --git a/tests/tests.sh b/tests/tests.sh
index 0b7c2d7..493b54c 100755
--- a/tests/tests.sh
+++ b/tests/tests.sh
@@ -30,7 +30,7 @@ PROGNAME="tests.sh"
 CONFIGURE="$OBJDIR../src/configure"
 DATE="date"
 DIFF="diff"
-RM="rm"
+RM="rm -f"
 
 
 #functions