diff --git a/org.libvips.vipsdisp.json b/org.libvips.vipsdisp.json
index 3c42b3f..58730d7 100644
--- a/org.libvips.vipsdisp.json
+++ b/org.libvips.vipsdisp.json
@@ -456,7 +456,7 @@
                 {
                     "type" : "git",
                     "url" : "https://github.com/jcupitt/vipsdisp.git",
-                    "tag" : "v3.1.0-3"
+                    "tag" : "v3.1.0-4"
                 }
             ]
         }
diff --git a/org.libvips.vipsdisp.png b/org.libvips.vipsdisp.png
index ba75e46..db49637 100644
Binary files a/org.libvips.vipsdisp.png and b/org.libvips.vipsdisp.png differ