diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1028dbe3..353940f8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -28,7 +28,7 @@ option(FMT_USE_CPP11 "Enable the addition of C++11 compiler flags." ON)
 project(FMT)
 
 # Starting with cmake 3.0 VERSION is part of the project command.
-set(FMT_VERSION 3.0.0)
+set(FMT_VERSION 3.1.0)
 if (NOT FMT_VERSION MATCHES "^([0-9]+).([0-9]+).([0-9]+)$")
   message(FATAL_ERROR "Invalid version format ${FMT_VERSION}.")
 endif ()