diff --git a/poetry.lock b/poetry.lock
index f5e89bc3..2a6ecc08 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -707,7 +707,7 @@ windows-terminal = ["colorama (>=0.4.6)"]
 
 [[package]]
 name = "pyk"
-version = "7.0.65"
+version = "7.0.66"
 description = ""
 optional = false
 python-versions = "^3.10"
@@ -728,8 +728,8 @@ xdg-base-dirs = "^6.0.1"
 [package.source]
 type = "git"
 url = "https://github.com/runtimeverification/k.git"
-reference = "v7.0.65"
-resolved_reference = "7137a288a73053d24c102e85b295782e34bd1503"
+reference = "v7.0.66"
+resolved_reference = "ac15da888e2e7becebb61abf23b636bd1e038187"
 subdirectory = "pyk"
 
 [[package]]
@@ -985,4 +985,4 @@ testing = ["big-O", "jaraco.functools", "jaraco.itertools", "more-itertools", "p
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.10"
-content-hash = "aa2205ea91c1ff194dd4d0fda2dc5d4b29851a0e009bc4437e18f1abe2c9d79f"
+content-hash = "49f2bed1bf954a3425a484a8e1a1a334a601ad78f5dc5feff04be3b284355674"
diff --git a/pyproject.toml b/pyproject.toml
index c1403487..84e12db2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -15,7 +15,7 @@ riscv-semantics = "kriscv.kdist.plugin"
 
 [tool.poetry.dependencies]
 python = "^3.10"
-pyk = { git = "https://github.com/runtimeverification/k.git", tag = "v7.0.65", subdirectory = "pyk" }
+pyk = { git = "https://github.com/runtimeverification/k.git", tag = "v7.0.66", subdirectory = "pyk" }
 
 [tool.poetry.group.dev.dependencies]
 autoflake = "*"