diff --git a/modules/juce_graphics/colour/juce_PixelFormats.h b/modules/juce_graphics/colour/juce_PixelFormats.h
index 0a86497fd5..7a17a87aa5 100644
--- a/modules/juce_graphics/colour/juce_PixelFormats.h
+++ b/modules/juce_graphics/colour/juce_PixelFormats.h
@@ -695,7 +695,7 @@ public:
     template <class Pixel>
     forcedinline void tween (const Pixel& src, uint32 amount) noexcept
     {
-        a += ((src.getAlpha() - a) * amount) >> 8;
+        a += (uint8) (((src.getAlpha() - a) * amount) >> 8);
     }
 
     //==============================================================================