diff --git a/vendor/valgrind b/vendor/valgrind
index 5221596a..b054e44e 160000
--- a/vendor/valgrind
+++ b/vendor/valgrind
@@ -1 +1 @@
-Subproject commit 5221596a608acbc8efed1e54f758bab1908ce7a8
+Subproject commit b054e44ea1b6d630853ed74d33e0934ef4642efc
diff --git a/vendor/zlib b/vendor/zlib
index 8dc83b7c..0a41a7d0 160000
--- a/vendor/zlib
+++ b/vendor/zlib
@@ -1 +1 @@
-Subproject commit 8dc83b7c51d5014de10e0196eac9b4dd8096fc1c
+Subproject commit 0a41a7d0a974d0b43afe4afe4b8025c8f144474e