diff --git a/pkgs/applications/misc/ablog/default.nix b/pkgs/applications/misc/ablog/default.nix
index a57bae8aa9b1..8ad7a6232beb 100644
--- a/pkgs/applications/misc/ablog/default.nix
+++ b/pkgs/applications/misc/ablog/default.nix
@@ -34,6 +34,7 @@ python3.pkgs.buildPythonApplication rec {
   ];
 
   pytestFlagsArray = [
+    "-W" "ignore::sphinx.deprecation.RemovedInSphinx90Warning"
     "--rootdir" "src/ablog"
   ];