diff --git a/modules/cscript/cscript_editor.cpp b/modules/cscript/cscript_editor.cpp
index bd6c50b42..ab6eaf925 100644
--- a/modules/cscript/cscript_editor.cpp
+++ b/modules/cscript/cscript_editor.cpp
@@ -842,10 +842,10 @@ static bool _guess_expression_type(CScriptCompletionContext &p_context, const CS
 																script = "res://" + script;
 															}
 
-															if (!script.ends_with(".gd")) {
+															if (!script.ends_with(".cpp")) {
 																//not a script, try find the script anyway,
 																//may have some success
-																script = script.get_basename() + ".gd";
+																script = script.get_basename() + ".cpp";
 															}
 
 															if (FileAccess::exists(script)) {
@@ -3434,10 +3434,10 @@ Error CScriptLanguage::lookup_code(const String &p_code, const String &p_symbol,
 						if (path.begins_with("*")) {
 							String script = path.substr(1, path.length());
 
-							if (!script.ends_with(".gd")) {
+							if (!script.ends_with(".cpp")) {
 								// Not a script, try find the script anyway,
 								// may have some success
-								script = script.get_basename() + ".gd";
+								script = script.get_basename() + ".cpp";
 							}
 
 							if (FileAccess::exists(script)) {
diff --git a/modules/cscript/register_types.cpp b/modules/cscript/register_types.cpp
index 8d2f66239..4afeb9414 100644
--- a/modules/cscript/register_types.cpp
+++ b/modules/cscript/register_types.cpp
@@ -63,7 +63,7 @@ public:
 			script_key = preset->get_script_encryption_key().to_lower();
 		}
 
-		if (!p_path.ends_with(".gd") || script_mode == EditorExportPreset::MODE_SCRIPT_TEXT) {
+		if (!p_path.ends_with(".cpp") || script_mode == EditorExportPreset::MODE_SCRIPT_TEXT) {
 			return;
 		}
 
@@ -116,13 +116,13 @@ public:
 				memdelete(fae);
 
 				file = FileAccess::get_file_as_array(tmp_path);
-				add_file(p_path.get_basename() + ".gde", file, true);
+				add_file(p_path.get_basename() + ".cppe", file, true);
 
 				// Clean up temporary file.
 				DirAccess::remove_file_or_error(tmp_path);
 
 			} else {
-				add_file(p_path.get_basename() + ".gdc", file, true);
+				add_file(p_path.get_basename() + ".cppc", file, true);
 			}
 		}
 	}