diff --git a/CMakeLists.txt b/CMakeLists.txt
index ef8dcdc6..db203615 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -13,7 +13,7 @@ foreach(p
   endif()
 endforeach()
 
-project (benchmark VERSION 1.5.4 LANGUAGES CXX)
+project (benchmark VERSION 1.5.6 LANGUAGES CXX)
 
 option(BENCHMARK_ENABLE_TESTING "Enable testing of the benchmark library." ON)
 option(BENCHMARK_ENABLE_EXCEPTIONS "Enable the use of exceptions in the benchmark library." ON)