diff --git a/src/lib/sw_engine/tvgSwRaster.cpp b/src/lib/sw_engine/tvgSwRaster.cpp
index f1dfe4d9..27245d00 100644
--- a/src/lib/sw_engine/tvgSwRaster.cpp
+++ b/src/lib/sw_engine/tvgSwRaster.cpp
@@ -30,7 +30,7 @@
 
 static uint32_t _colorAlpha(uint32_t c)
 {
-    return (c >> 24) & 0xff;
+    return (c >> 24);
 }