diff --git a/QtUtils.cmake b/QtUtils.cmake
index 3389199..e5a5f5a 100644
--- a/QtUtils.cmake
+++ b/QtUtils.cmake
@@ -56,7 +56,7 @@ endfunction()
 macro(updateGitVars)
 
     execute_process(
-        COMMAND git rev-list --all --count
+        COMMAND git rev-list --count HEAD
         WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
         OUTPUT_VARIABLE GIT_COMMIT_COUNT
         )