diff --git a/Sources/Plasma/CoreLib/plString.h b/Sources/Plasma/CoreLib/plString.h
index e83ab988..c6046a17 100644
--- a/Sources/Plasma/CoreLib/plString.h
+++ b/Sources/Plasma/CoreLib/plString.h
@@ -121,7 +121,7 @@ class plString
 #pragma warning(push)
 #pragma warning(disable : 4146)
     enum {
-        kSizeAuto = (size_t)(-2147483648UL)
+        kSizeAuto = (size_t)(0x80000000)
     };
 #pragma warning(pop)