diff --git a/contrib/librdkafka b/contrib/librdkafka
index c44f40be965..3401fa1e456 160000
--- a/contrib/librdkafka
+++ b/contrib/librdkafka
@@ -1 +1 @@
-Subproject commit c44f40be96556ab8145f0f5bcaa500d16d4e0fc4
+Subproject commit 3401fa1e45605b5ae806f94905c92f5f546a607b
diff --git a/contrib/poco b/contrib/poco
index 1e437f87364..1366df1c7e0 160000
--- a/contrib/poco
+++ b/contrib/poco
@@ -1 +1 @@
-Subproject commit 1e437f873645b81f8676141e17f02395fa69a0c0
+Subproject commit 1366df1c7e068bb2efd846bc8dc8e286b090904e
diff --git a/contrib/zookeeper b/contrib/zookeeper
index 7652f34ddec..d2f05a69468 160000
--- a/contrib/zookeeper
+++ b/contrib/zookeeper
@@ -1 +1 @@
-Subproject commit 7652f34ddec8e6aef5e0beb4a0361667e8bbb402
+Subproject commit d2f05a6946820a6e1a3ba326da446f0a8f9546ed
diff --git a/contrib/zstd b/contrib/zstd
index aecf3b479c4..f4340f46b23 160000
--- a/contrib/zstd
+++ b/contrib/zstd
@@ -1 +1 @@
-Subproject commit aecf3b479c45affa9fd8ead068e9160253a8ec5c
+Subproject commit f4340f46b2387bc8de7d5320c0b83bb1499933ad