diff --git a/src/platform/tests/Makefile.am b/src/platform/tests/Makefile.am
index b06e25e0ca..c10600eb51 100644
--- a/src/platform/tests/Makefile.am
+++ b/src/platform/tests/Makefile.am
@@ -109,7 +109,7 @@ test_cleanup_linux_CPPFLAGS = \
 	-DKERNEL_HACKS=1
 test_cleanup_linux_LDADD = $(PLATFORM_LDADD)
 
-#@VALGRIND_RULES@
+@VALGRIND_RULES@
 TESTS = test-link-fake test-address-fake test-route-fake test-cleanup-fake test-address-linux test-route-linux test-cleanup-linux