diff --git a/flake.lock b/flake.lock
index 89b4e8b100..1f6b1d3152 100644
--- a/flake.lock
+++ b/flake.lock
@@ -65,16 +65,16 @@
         "z3": "z3"
       },
       "locked": {
-        "lastModified": 1724225719,
-        "narHash": "sha256-gR5GDTXdHksn773+pKqvdGaXvBMtVLujFURrEQClfJw=",
+        "lastModified": 1724323523,
+        "narHash": "sha256-cF60WfBaPDu55GrQe1ZFu18BMCMt0bFl5Jzq6XzH8/A=",
         "owner": "runtimeverification",
         "repo": "haskell-backend",
-        "rev": "ae2da4aa2abc7a1cf64bc97119cc0a60ee4f8615",
+        "rev": "7620447396acfc542bba2eebf880fc7fe28e22f0",
         "type": "github"
       },
       "original": {
         "owner": "runtimeverification",
-        "ref": "v0.1.76",
+        "ref": "v0.1.77",
         "repo": "haskell-backend",
         "type": "github"
       }