diff --git a/deps/k_release b/deps/k_release
index 66af7ef4c..0b2b6b7dd 100644
--- a/deps/k_release
+++ b/deps/k_release
@@ -1 +1 @@
-7.0.97
+7.0.103
diff --git a/flake.lock b/flake.lock
index d99d865b9..bd9c3e16e 100644
--- a/flake.lock
+++ b/flake.lock
@@ -82,17 +82,17 @@
         "z3": "z3"
       },
       "locked": {
-        "lastModified": 1716472952,
-        "narHash": "sha256-po4boMu90ofZW7sEpjltscPAIqMKok8teKjic/nd7Wk=",
+        "lastModified": 1717048155,
+        "narHash": "sha256-HHrXt2UoG1RbKmAGmOroQJjUbyiE+6c1dJxqoIfp3H0=",
         "owner": "runtimeverification",
         "repo": "haskell-backend",
-        "rev": "6e195d1cdd2e3f56389521a23d28125edc607c6e",
+        "rev": "b6ab7a9054ae900c97c48e61027fd602dbd2acb8",
         "type": "github"
       },
       "original": {
         "owner": "runtimeverification",
         "repo": "haskell-backend",
-        "rev": "6e195d1cdd2e3f56389521a23d28125edc607c6e",
+        "rev": "b6ab7a9054ae900c97c48e61027fd602dbd2acb8",
         "type": "github"
       }
     },
@@ -126,16 +126,16 @@
         "rv-utils": "rv-utils_3"
       },
       "locked": {
-        "lastModified": 1716842546,
-        "narHash": "sha256-Nq/uP5bilDhDd29dQsVfnWama4ir+AD2j5YNO6I7YpM=",
+        "lastModified": 1717095746,
+        "narHash": "sha256-5RBtEa/zw+6aBKeNhaZQ5/nH/851L8HCbimK8jDVAeE=",
         "owner": "runtimeverification",
         "repo": "k",
-        "rev": "791b8fa2dc96437e96a8110203bc60f514b9f43c",
+        "rev": "49d9d0a01428fca998cef4cefefc3146aa787f94",
         "type": "github"
       },
       "original": {
         "owner": "runtimeverification",
-        "ref": "v7.0.97",
+        "ref": "v7.0.103",
         "repo": "k",
         "type": "github"
       }
@@ -314,17 +314,17 @@
       },
       "locked": {
         "dir": "pyk",
-        "lastModified": 1716842546,
-        "narHash": "sha256-Nq/uP5bilDhDd29dQsVfnWama4ir+AD2j5YNO6I7YpM=",
+        "lastModified": 1717095746,
+        "narHash": "sha256-5RBtEa/zw+6aBKeNhaZQ5/nH/851L8HCbimK8jDVAeE=",
         "owner": "runtimeverification",
         "repo": "k",
-        "rev": "791b8fa2dc96437e96a8110203bc60f514b9f43c",
+        "rev": "49d9d0a01428fca998cef4cefefc3146aa787f94",
         "type": "github"
       },
       "original": {
         "dir": "pyk",
         "owner": "runtimeverification",
-        "ref": "v7.0.97",
+        "ref": "v7.0.103",
         "repo": "k",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index 6562101c3..6c83d4eac 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,11 +2,11 @@
   description = " A flake for KMIR Semantics";
 
   inputs = {
-    k-framework.url = "github:runtimeverification/k/v7.0.97";
+    k-framework.url = "github:runtimeverification/k/v7.0.103";
     nixpkgs.follows = "k-framework/nixpkgs";
     flake-utils.follows = "k-framework/flake-utils";
     rv-utils.follows = "k-framework/rv-utils";
-    pyk.url = "github:runtimeverification/k/v7.0.97?dir=pyk";
+    pyk.url = "github:runtimeverification/k/v7.0.103?dir=pyk";
     nixpkgs-pyk.follows = "pyk/nixpkgs";
     poetry2nix.follows = "pyk/poetry2nix";
   };
diff --git a/kmir/poetry.lock b/kmir/poetry.lock
index c1ce9040a..3f08914c0 100644
--- a/kmir/poetry.lock
+++ b/kmir/poetry.lock
@@ -649,7 +649,7 @@ windows-terminal = ["colorama (>=0.4.6)"]
 
 [[package]]
 name = "pyk"
-version = "7.0.97"
+version = "7.0.103"
 description = ""
 category = "main"
 optional = false
@@ -671,8 +671,8 @@ xdg-base-dirs = "^6.0.1"
 [package.source]
 type = "git"
 url = "https://github.com/runtimeverification/k.git"
-reference = "v7.0.97"
-resolved_reference = "791b8fa2dc96437e96a8110203bc60f514b9f43c"
+reference = "v7.0.103"
+resolved_reference = "49d9d0a01428fca998cef4cefefc3146aa787f94"
 subdirectory = "pyk"
 [[package]]
 name = "pyperclip"
@@ -912,4 +912,4 @@ testing = ["big-O", "jaraco.functools", "jaraco.itertools", "jaraco.test", "more
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.10"
-content-hash = "1e57f08ef495b8947a7d1c51c057f3a6c580ceefa4ca92842923a8b9289001a3"
+content-hash = "f583d1886cbc08497b9a3bf0bb8c51f1328dec780495961309020c1ba952d953"
diff --git a/kmir/pyproject.toml b/kmir/pyproject.toml
index 5b969738e..8ce9ebc35 100644
--- a/kmir/pyproject.toml
+++ b/kmir/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "poetry.core.masonry.api"
 
 [tool.poetry]
 name = "kmir"
-version = "0.2.56"
+version = "0.2.57"
 description = ""
 authors = [
     "Runtime Verification, Inc. <contact@runtimeverification.com>",
@@ -13,7 +13,7 @@ authors = [
 [tool.poetry.dependencies]
 python = "^3.10"
 filelock = "3.9.0"
-pyk = { git = "https://github.com/runtimeverification/k.git", tag = "v7.0.97", subdirectory = "pyk" }
+pyk = { git = "https://github.com/runtimeverification/k.git", tag = "v7.0.103", subdirectory = "pyk" }
 pytest-timeout = "2.1.0"
 
 [tool.poetry.group.dev.dependencies]
diff --git a/kmir/src/kmir/__init__.py b/kmir/src/kmir/__init__.py
index 6ad6d9007..09420010b 100644
--- a/kmir/src/kmir/__init__.py
+++ b/kmir/src/kmir/__init__.py
@@ -2,4 +2,4 @@
 
 from .kmir import KMIR
 
-VERSION: Final = '0.2.56'
+VERSION: Final = '0.2.57'
diff --git a/kmir/src/kmir/semantics.py b/kmir/src/kmir/semantics.py
index b22946eac..3c5b88a6d 100644
--- a/kmir/src/kmir/semantics.py
+++ b/kmir/src/kmir/semantics.py
@@ -5,6 +5,7 @@
 from pyk.kast.inner import KApply, KInner, KSequence, KVariable
 
 # from pyk.kcfg import KCFGExplore  # kcfg.__init__, import Semantics
+from pyk.kcfg.kcfg import KCFGExtendResult
 from pyk.kcfg.semantics import KCFGSemantics
 from pyk.prelude.k import K
 
@@ -46,6 +47,9 @@ def extract_branches(self, cterm: CTerm) -> list[KInner]:
     def same_loop(self, cterm1: CTerm, cterm2: CTerm) -> bool:
         return False
 
+    def custom_step(self, c: CTerm) -> KCFGExtendResult | None:
+        return None
+
     def abstract_node(self, cterm: CTerm) -> CTerm:
         return cterm
 
diff --git a/package/version b/package/version
index df8332cdc..94b83d8e0 100644
--- a/package/version
+++ b/package/version
@@ -1 +1 @@
-0.2.56
+0.2.57