diff --git a/CMakeLists.txt b/CMakeLists.txt
index 18a795a..bd9f2cd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,7 @@
 cmake_minimum_required (VERSION 3.0.0)
 
 project(zipkin-cpp
-    VERSION 0.3.0
+    VERSION 0.3.1
     LANGUAGES C CXX)
 
 include(CTest)
@@ -215,4 +215,4 @@ add_subdirectory(docs)
 add_subdirectory(src)
 add_subdirectory(test)
 add_subdirectory(bench)
-add_subdirectory(examples)
\ No newline at end of file
+add_subdirectory(examples)