diff --git a/src/lib/tvgShape.cpp b/src/lib/tvgShape.cpp
index 1ba9a46e..a2a8fed0 100644
--- a/src/lib/tvgShape.cpp
+++ b/src/lib/tvgShape.cpp
@@ -86,7 +86,7 @@ uint32_t Shape::pathCoords(const Point** pts) const noexcept
 
 Result Shape::appendPath(const PathCommand *cmds, uint32_t cmdCnt, const Point* pts, uint32_t ptsCnt) noexcept
 {
-    if (cmdCnt == 0 || ptsCnt == 0 || !pts || !ptsCnt) return Result::InvalidArguments;
+    if (cmdCnt == 0 || ptsCnt == 0 || !cmds || !pts) return Result::InvalidArguments;
 
     pImpl->path.grow(cmdCnt, ptsCnt);
     pImpl->path.append(cmds, cmdCnt, pts, ptsCnt);