diff --git a/src/renderer/tvgPaint.h b/src/renderer/tvgPaint.h
index 28b7f71c..8bf0f00e 100644
--- a/src/renderer/tvgPaint.h
+++ b/src/renderer/tvgPaint.h
@@ -80,9 +80,9 @@ namespace tvg
         } tr;
         RenderUpdateFlag renderFlag = RenderUpdateFlag::None;
         BlendMethod blendMethod;
+        uint16_t refCnt = 0;       //reference count
         uint8_t ctxFlag;
         uint8_t opacity;
-        uint8_t refCnt = 0;       //reference count
 
         Impl(Paint* pnt) : paint(pnt)
         {
@@ -107,7 +107,7 @@ namespace tvg
 
         uint8_t ref()
         {
-            if (refCnt == UINT8_MAX) TVGERR("RENDERER", "Reference Count Overflow!");
+            if (refCnt == UINT16_MAX) TVGERR("RENDERER", "Reference Count Overflow!");
             else ++refCnt;
             return refCnt;
         }