diff --git a/vendor/valgrind b/vendor/valgrind
index 26d213e8..9ec97aa4 160000
--- a/vendor/valgrind
+++ b/vendor/valgrind
@@ -1 +1 @@
-Subproject commit 26d213e8bbed72b79537f2fb067b7ead833116b7
+Subproject commit 9ec97aa43bfe4e745ae046ae757860d2d62f05ea
diff --git a/vendor/zlib b/vendor/zlib
index 9515b39d..34e75f06 160000
--- a/vendor/zlib
+++ b/vendor/zlib
@@ -1 +1 @@
-Subproject commit 9515b39de38c58a9a5a548b661c580a818ceb6bf
+Subproject commit 34e75f067a0ec4999470ccb736b71024c081a70a