diff --git a/openair2/NAS/DRIVER/MESH/RB_TOOL/Makefile b/openair2/NAS/DRIVER/MESH/RB_TOOL/Makefile
index 9baf5519ae..850a0ca5f5 100644
--- a/openair2/NAS/DRIVER/MESH/RB_TOOL/Makefile
+++ b/openair2/NAS/DRIVER/MESH/RB_TOOL/Makefile
@@ -9,4 +9,4 @@ rb_tool: rb_tool.c
 all:    rb_tool
 
 clean:
-	rm rb_tool
+	rm -f rb_tool