diff --git a/overrides/default.nix b/overrides/default.nix
index 30110a1..9079e8b 100644
--- a/overrides/default.nix
+++ b/overrides/default.nix
@@ -1619,6 +1619,7 @@ lib.composeManyExtensions [
             "3.8.7" = "sha256-JBO8nl0sC+XIn17vI7hC8+nA1HYI9jfvZrl9nCE3k1s=";
             "3.8.8" = "sha256-AK4HtqPKg2O2FeLHCbY9o+N1BV4QFMNaHVE1NaFYHa4=";
             "3.8.10" = "sha256-AcrTEHv7GYtGe4fXYsM24ElrzfhnOxLYlaon1ZrlD4A=";
+            "3.8.11" = "sha256-/x+0/I3WFxPwVu2LliTgr42SuJX7VjOLe/SGai5OgAw=";
           }.${version} or (
             lib.warn "Unknown orjson version: '${version}'. Please update getCargoHash." lib.fakeHash
           );