diff --git a/src/nix/optimise-store.cc b/src/nix/optimise-store.cc
index 985006e5a..09acb9804 100644
--- a/src/nix/optimise-store.cc
+++ b/src/nix/optimise-store.cc
@@ -27,3 +27,4 @@ struct CmdOptimiseStore : StoreCommand
 };
 
 static auto rCmdOptimiseStore = registerCommand2<CmdOptimiseStore>({"store", "optimise"});
+static auto rCmdOptimizeStore = registerCommand2<CmdOptimiseStore>({"store", "optimize"});