diff --git a/external/libzmq b/external/libzmq
index b95d949..b714341 160000
--- a/external/libzmq
+++ b/external/libzmq
@@ -1 +1 @@
-Subproject commit b95d94935ed107679fd0ad9efd2f3d47309b6fd3
+Subproject commit b71434140e8ed40b1840a5704370bfc8dfdbf627