diff --git a/nix/sources.json b/nix/sources.json
index 6c4dfcf0dd..71d8a923aa 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -126,10 +126,10 @@
         "homepage": "https://github.com/mmsqe/relayer",
         "owner": "mmsqe",
         "repo": "relayer",
-        "rev": "468fc43e0fa97794f6cfd5b5156d8f5093eb59e0",
-        "sha256": "1fnydlpbqbfy7i9k1kf04v4jli8g4hn20xf1ccqyiv91nq6h8zzj",
+        "rev": "849fdad57ce8f235ab67337047a991998c5de605",
+        "sha256": "1vjqqq0banq3ibh99cw0ib2y2i4jwk8619649dkp4jlqf2v7mwh4",
         "type": "tarball",
-        "url": "https://github.com/mmsqe/relayer/archive/468fc43e0fa97794f6cfd5b5156d8f5093eb59e0.tar.gz",
+        "url": "https://github.com/mmsqe/relayer/archive/849fdad57ce8f235ab67337047a991998c5de605.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     }
 }