diff --git a/flake.nix b/flake.nix
index 53097888b8cf333b55bc2f31c87fb37b16d8670f..e2026dc75c0e40cf3896e3927935116eaca20a3d 100644
--- a/flake.nix
+++ b/flake.nix
@@ -13,7 +13,7 @@
     };
 
     tahoe-great-black-swamp = {
-      url = "git+https://whetstone.private.storage/PrivateStorage/tahoe-great-black-swamp?ref=client-test";
+      url = "git+https://whetstone.private.storage/PrivateStorage/tahoe-great-black-swamp?ref=refs/tags/0.2.0.1";
       inputs.nixpkgs.follows = "hs-flake-utils/nixpkgs";
       inputs.tahoe-chk.follows = "tahoe-chk";
     };