diff --git a/cf/Makefile.am.common b/cf/Makefile.am.common
index 3f1ed4075..947e33f8a 100644
--- a/cf/Makefile.am.common
+++ b/cf/Makefile.am.common
@@ -241,7 +241,7 @@ endif
 check-valgrind:
 	tobjdir=`cd $(top_builddir) && pwd` ; \
 	tsrcdir=`cd $(top_srcdir) && pwd` ; \
-	env TESTS_ENVIRONMENT="$${topdir}/libtool --mode execute valgrind --leak-check=full --trace-children=yes --quiet -q --num-callers=30 --suppressions=$${tsrcdir}/cf/valgrind-suppressions" make check
+	env TESTS_ENVIRONMENT="$${tobjdir}/libtool --mode execute valgrind --leak-check=full --trace-children=yes --quiet -q --num-callers=30 --suppressions=$${tsrcdir}/cf/valgrind-suppressions" make check
 
 #
 # Target to please samba build farm, builds distfiles in-tree.