diff --git a/CMakeLists.txt b/CMakeLists.txt
index 01779fd1..07572bab 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -29,7 +29,7 @@ ENDIF()
 # project version
 SET( ${PROJECT_NAME}_VERSION_MAJOR 1 )
 SET( ${PROJECT_NAME}_VERSION_MINOR 21 )
-SET( ${PROJECT_NAME}_VERSION_PATCH 0 )
+SET( ${PROJECT_NAME}_VERSION_PATCH 1 )