diff --git a/rog-anime/src/image.rs b/rog-anime/src/image.rs
index ba725a5e..c12a5074 100644
--- a/rog-anime/src/image.rs
+++ b/rog-anime/src/image.rs
@@ -731,7 +731,7 @@ mod tests {
             vec![Pixel::default(); 1000],
             100,
             AnimeType::GA402,
-        );
+        ).unwrap();
         matrix._edge_outline();
         let data = AnimeDataBuffer::from(&matrix);
         let pkt = AnimePacketType::from(data);