diff --git a/makefile b/makefile
index b0c9a1070cefe50b5550ebf89dfa67803615b1ae..73b6378362a81b590391f70e64fd26d28184e2b3 100644
--- a/makefile
+++ b/makefile
@@ -28,5 +28,5 @@ HAL_TOP = socdebug_ahb
 lint_xm:
 	@rm -rf $(LINT_DIR) 
 	@mkdir -p $(LINT_DIR)
-	cd $(LINT_DIR); xrun -hal -f $(DESIGN_VC) +debug "-timescale 1ps/1ps" -top $(HAL_TOP) $(HAL_WAIVE) $(LINT_NOCHECK)
+	cd $(LINT_DIR); xrun -hal -f $(DESIGN_VC) +debug "-timescale 1ns/1ps" -top $(HAL_TOP) $(HAL_WAIVE) $(LINT_NOCHECK)