diff --git a/rx/CMakeLists.txt b/rx/CMakeLists.txt
index 01db52c5a..26b039ab2 100644
--- a/rx/CMakeLists.txt
+++ b/rx/CMakeLists.txt
@@ -17,7 +17,7 @@ execute_process(COMMAND git log --pretty=format:'%h' -n 1
     OUTPUT_VARIABLE GIT_REV)
 
 execute_process(
-    COMMAND bash git diff --quiet --exit-code
+    COMMAND git diff --quiet --exit-code
     RESULT_VARIABLE GIT_DIRTY ERROR_QUIET)
 
 execute_process(