diff --git a/configure.ac b/configure.ac
index 0e4cbf92d..95da6bef7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -479,6 +479,11 @@ if test "x$enable_sanitizers" = "xyes"; then
 		-fno-omit-frame-pointer])
 	AC_SUBST(AM_CFLAGS)
 
+	CC_CHECK_FLAGS_APPEND([AM_LDFLAGS],[LDFLAGS],[ \
+		-fsanitize=address \
+		-fsanitize=undefined])
+	AC_SUBST(AM_LDFLAGS)
+
 	AC_MSG_RESULT([yes])
 else
 	AC_MSG_RESULT([no])