diff --git a/Tests/LibWeb/TestConfig.ini b/Tests/LibWeb/TestConfig.ini
index d55a269b482..8ca40189502 100644
--- a/Tests/LibWeb/TestConfig.ini
+++ b/Tests/LibWeb/TestConfig.ini
@@ -323,3 +323,7 @@ Text/input/WebSocket/echo.html
 
 ; Times out due to us not implementing auto-commit the correct way.
 Text/input/wpt-import/IndexedDB/idbfactory_open.any.html
+
+; Inconsistently fails on CI - we seem to wrongly include the non-animated data in the animation.
+; https://github.com/LadybirdBrowser/ladybird/issues/4519
+Ref/input/wpt-import/png/apng/fDAT-inherits-cICP.html