diff --git a/src/Mod/Path/CMakeLists.txt b/src/Mod/Path/CMakeLists.txt
index 897f549783..503b4db43d 100644
--- a/src/Mod/Path/CMakeLists.txt
+++ b/src/Mod/Path/CMakeLists.txt
@@ -118,6 +118,7 @@ SET(PathScripts_post_SRCS
     PathScripts/post/dynapath_post.py
     PathScripts/post/example_pre.py
     PathScripts/post/grbl_post.py
+    PathScripts/post/grbl_G81_post.py
     PathScripts/post/linuxcnc_post.py
     PathScripts/post/opensbp_post.py
     PathScripts/post/opensbp_pre.py