diff --git a/psst-gui/build.rs b/psst-gui/build.rs
index e3f66c3d..329a8b79 100644
--- a/psst-gui/build.rs
+++ b/psst-gui/build.rs
@@ -31,7 +31,7 @@ fn add_windows_icon() {
                         .as_bytes(),
                     *s,
                     *s,
-                    ColorType::Rgba8,
+                    ColorType::Rgba8:into(),
                 )
                 .unwrap()
             })