diff --git a/zmq.hpp b/zmq.hpp
index ee41ecf..c73e89e 100644
--- a/zmq.hpp
+++ b/zmq.hpp
@@ -63,8 +63,8 @@
 
 /*  Version macros for compile-time API version detection                     */
 #define CPPZMQ_VERSION_MAJOR 4
-#define CPPZMQ_VERSION_MINOR 4 
-#define CPPZMQ_VERSION_PATCH 0
+#define CPPZMQ_VERSION_MINOR 3 
+#define CPPZMQ_VERSION_PATCH 1 
 
 #define CPPZMQ_VERSION                                                              \
     ZMQ_MAKE_VERSION(CPPZMQ_VERSION_MAJOR, CPPZMQ_VERSION_MINOR,                    \