diff --git a/source/blender/makesrna/intern/rna_xr.c b/source/blender/makesrna/intern/rna_xr.c
index 6f43afe23fe..a04b29b8815 100644
--- a/source/blender/makesrna/intern/rna_xr.c
+++ b/source/blender/makesrna/intern/rna_xr.c
@@ -705,6 +705,7 @@ static int rna_XrSessionSettings_icon_from_show_object_viewport_get(PointerRNA *
 #    endif
   );
 #  else
+  UNUSED_VARS(ptr);
   return ICON_NONE;
 #  endif
 }