diff --git a/flake.lock b/flake.lock
index b6f569607c2..2a44dec9b80 100644
--- a/flake.lock
+++ b/flake.lock
@@ -65,16 +65,16 @@
         "z3": "z3"
       },
       "locked": {
-        "lastModified": 1721890597,
-        "narHash": "sha256-9UkFS+/Fv7bIwqNVzifSaH3MyI+LaTvpeZ1Oc8K0o0M=",
+        "lastModified": 1721894065,
+        "narHash": "sha256-6tpy2tMfaT9kL4TE0vOxuVHDzER3fVe0GKZmMAfJLmg=",
         "owner": "runtimeverification",
         "repo": "haskell-backend",
-        "rev": "6d3ab26f2c539cbeff152040fa1ea716df6a21ad",
+        "rev": "2792e92b66d762c955a5f65e813521d508ab43b2",
         "type": "github"
       },
       "original": {
         "owner": "runtimeverification",
-        "ref": "v0.1.48",
+        "ref": "v0.1.49",
         "repo": "haskell-backend",
         "type": "github"
       }