diff --git a/external/lib/libcurl/Debug/libcurld.lib b/external/lib/libcurl/Debug/libcurld.lib
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index 7df80b5..3ca7a1b 100644
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index 15a8738..26d760a 100644
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diff --git a/external/lib/libzmq/Debug/libzmq-v142-mt-sgd-4_3_5.lib b/external/lib/libzmq/Debug/libzmq-v142-mt-sgd-4_3_5.lib
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index 3afab9d..ad06bc9 100644
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diff --git a/external/lib/libzmq/Release/libzmq-v142-mt-s-4_3_5.lib b/external/lib/libzmq/Release/libzmq-v142-mt-s-4_3_5.lib
index acd2519..9b61e28 100644
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diff --git a/external/src/cppzmq b/external/src/cppzmq
index e70dd63..381f699 160000
--- a/external/src/cppzmq
+++ b/external/src/cppzmq
@@ -1 +1 @@
-Subproject commit e70dd63a343e79315ff3950246a6f0d20b018944
+Subproject commit 381f699d37d56266bca87cde094fc82acda2fa68
diff --git a/external/src/curl b/external/src/curl
index e5926fe..93d0928 160000
--- a/external/src/curl
+++ b/external/src/curl
@@ -1 +1 @@
-Subproject commit e5926fe5f91ae5673c7d5e31e484aed4188581f7
+Subproject commit 93d092867f0f2c78571983040ef75e078ee1a4c4
diff --git a/external/src/libzmq b/external/src/libzmq
index 4e193f3..ec6f3b1 160000
--- a/external/src/libzmq
+++ b/external/src/libzmq
@@ -1 +1 @@
-Subproject commit 4e193f36fc7d0f729a7c87d55fff18d8c0db5ebf
+Subproject commit ec6f3b1dbacabd5acb0a91933959d4078ca5730f