diff --git a/Makefile.in b/Makefile.in
index be56c71a..64e1d311 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -98,4 +98,4 @@ test:
 	MODULEVERSION=Tcl; export MODULEVERSION; \
 	OBJDIR=`pwd -P`; export OBJDIR; \
 	TESTSUITEDIR=`cd testsuite;pwd -P`; export TESTSUITEDIR; \
-	runtest --srcdir $$TESTSUITEDIR --objdir $$OBJDIR --tool modules -v
+	runtest --srcdir $$TESTSUITEDIR --objdir $$OBJDIR $(RUNTESTFLAGS) --tool modules