diff --git a/uppsrc/CodeEditor/CInit.cpp b/uppsrc/CodeEditor/CInit.cpp
index ddf6c467a..e112a0422 100644
--- a/uppsrc/CodeEditor/CInit.cpp
+++ b/uppsrc/CodeEditor/CInit.cpp
@@ -78,7 +78,7 @@ void CSyntax::InitKeywords()
 		"byte", "word", "dword", "__countof", "pick_", "wchar", "NULL", "Null",
 		"int8", "uint8", "int16", "uint16", "int32", "uint32", "int64", "uint64", "qword",
 		"INTERLOCKED_", "INTERLOCKED", "ONCELOCK", "ONCELOCK_", "INITBLOCK", "EXITBLOCK",
-		"rval_", "rval_default",
+		"rval_", "rval_default", "size_t", "intptr_t", "uintptr_t",
 		NULL
 	};
 	static const char *usc[] = {