diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 4d99f5ac..7b9ca0ea 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -231,6 +231,7 @@ add_custom_target(GenerateVersion
 	-D "GENERATE_VERSION_SOURCE_DIR=${CMAKE_CURRENT_SOURCE_DIR}"
 	-D "GENERATE_VERSION_BINARY_DIR=${CMAKE_CURRENT_BINARY_DIR}"
 	-D "VERSION_STRING=${VERSION_STRING}"
+	-D "VERSION_EXTRA=${VERSION_EXTRA}"
 	-P "${CMAKE_SOURCE_DIR}/cmake/Modules/GenerateVersion.cmake"
 	WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}")