diff --git a/src/imageformats/xcf.cpp b/src/imageformats/xcf.cpp
index f55ced3..3400660 100644
--- a/src/imageformats/xcf.cpp
+++ b/src/imageformats/xcf.cpp
@@ -88,7 +88,7 @@ private:
         } mask_channel;
 
         bool active;            //!< Is this layer the active layer?
-        quint32 opacity;        //!< The opacity of the layer
+        quint32 opacity = 255;  //!< The opacity of the layer
         quint32 visible = 1;    //!< Is the layer visible?
         quint32 linked;     //!< Is this layer linked (geometrically)
         quint32 preserve_transparency; //!< Preserve alpha when drawing on layer?