diff --git a/Source/cmake.cxx b/Source/cmake.cxx
index c34c369c9..f45f56f94 100644
--- a/Source/cmake.cxx
+++ b/Source/cmake.cxx
@@ -2484,11 +2484,6 @@ void cmake::DefineProperties(cmake *cm)
      "List of packages which were not found during the CMake run. Whether a "
      "package has been found is determined using the <NAME>_FOUND variables.");
 
-  cm->DefineProperty(
-    "__CMAKE_DELETE_CACHE_CHANGE_VARS_", cmProperty::GLOBAL,
-    "Internal property",
-    "Used to detect compiler changes, Do not set.");
-
   cm->DefineProperty(
     "DEBUG_CONFIGURATIONS", cmProperty::GLOBAL,
     "Specify which configurations are for debugging.",