diff --git a/flake.lock b/flake.lock
index f772767..2ad866c 100644
--- a/flake.lock
+++ b/flake.lock
@@ -23,15 +23,16 @@
         "rust-overlay": "rust-overlay"
       },
       "locked": {
-        "lastModified": 1771509425,
-        "narHash": "sha256-hTmDLC+RcfPyuEbE8xnhL4qAN4U5M2RojWk0YonsSFY=",
+        "lastModified": 1771588770,
+        "narHash": "sha256-nRgypAsNNenDxBeIOvX8Zo77/+HF3A4vCJp5vpUQNFo=",
         "owner": "logos-blockchain",
         "repo": "logos-blockchain",
-        "rev": "9ae525d6d16c0431b61d4e4c44f29dd0397f4fd4",
+        "rev": "494540282b57a0d52f14fb609bfb1776818916bb",
         "type": "github"
       },
       "original": {
         "owner": "logos-blockchain",
+        "ref": "4945402",
         "repo": "logos-blockchain",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index 81dd0b4..fff60ad 100644
--- a/flake.nix
+++ b/flake.nix
@@ -7,7 +7,7 @@
     logos-liblogos.url = "github:logos-co/logos-liblogos";
     logos-core.url = "github:logos-co/logos-cpp-sdk";
 
-    logos-blockchain.url = "github:logos-blockchain/logos-blockchain";
+    logos-blockchain.url = "github:logos-blockchain/logos-blockchain?ref=4945402";
 
     logos-module-viewer.url = "github:logos-co/logos-module-viewer";
   };