diff --git a/CMakeLists.txt b/CMakeLists.txt
index e590f89e..e2b96c30 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -13,7 +13,7 @@ cmake_minimum_required( VERSION 3.0 )
 cmake_policy( SET CMP0048 NEW )
 
 # set project name and version
-project( BamTools LANGUAGES CXX VERSION 2.5.0 )
+project( BamTools LANGUAGES CXX VERSION 2.5.1 )
 
 # on macOS, MACOSX_RPATH is enabled by default on more recent versions
 # of CMake. Disable this behaviour, and let user enable it if need be.
diff --git a/docs/Doxyfile b/docs/Doxyfile
index 239f929d..ee7ba2d1 100644
--- a/docs/Doxyfile
+++ b/docs/Doxyfile
@@ -31,7 +31,7 @@ PROJECT_NAME           = BamTools
 # This could be handy for archiving the generated documentation or 
 # if some version control system is used.
 
-PROJECT_NUMBER         = 2.5.0
+PROJECT_NUMBER         = 2.5.1
 
 # The OUTPUT_DIRECTORY tag is used to specify the (relative or absolute) 
 # base path where the generated documentation will be put.