diff --git a/pyproject.toml b/pyproject.toml
index c2bf3d7..04aa492 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,7 +25,7 @@ classifiers = [
     "Operating System :: MacOS :: MacOS X",
 ]
 dependencies = [
-    "iterm2>=2.13",
+    "iterm2>=2.20",
     "click>=8.3.1",
     "PyYAML>=6.0.3",
     "rich>=14.3.2",
diff --git a/uv.lock b/uv.lock
index cb6d875..f22770c 100644
--- a/uv.lock
+++ b/uv.lock
@@ -458,7 +458,7 @@ requires-dist = [
     { name = "black", marker = "extra == 'dev'", specifier = ">=26.1.0" },
     { name = "build", marker = "extra == 'dev'", specifier = ">=1.4.0" },
     { name = "click", specifier = ">=8.3.1" },
-    { name = "iterm2", specifier = ">=2.13" },
+    { name = "iterm2", specifier = ">=2.20" },
     { name = "mypy", marker = "extra == 'dev'", specifier = ">=1.19.1" },
     { name = "pytest", marker = "extra == 'dev'", specifier = ">=9.0.2" },
     { name = "pytest-asyncio", marker = "extra == 'dev'", specifier = ">=1.3.0" },
@@ -480,15 +480,15 @@ dev = [
 
 [[package]]
 name = "iterm2"
-version = "2.13"
+version = "2.20"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "protobuf" },
     { name = "websockets" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/2b/56/4b11d23db523512eb827ca021b4974885f196ef585b4cd1ba0f17a6996ce/iterm2-2.13.tar.gz", hash = "sha256:bec94392511358d94e7c3f84e31bcc380257cb261856cf7f08a1e4e563d7237e", size = 162970, upload-time = "2025-12-05T19:47:43.01Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/4f/fb/258e7e3bfcacf9cdfc378ae4ee2aca743dbccd6a12ffceee12957f67dff3/iterm2-2.20.tar.gz", hash = "sha256:168d3807cd58b3e678476852be2bb4a5cd89f008d95e37d2777d9810731cff08", size = 182507, upload-time = "2026-06-04T02:01:09.76Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/d5/10/61d5af7686135a30566de74675b4a2c2626f02d1f529c00c881347f04dc1/iterm2-2.13-py3-none-any.whl", hash = "sha256:164fab5e3d42ab3792d259462aa2bf2d9558f0b762cf7321549da22aee4276cf", size = 177246, upload-time = "2025-12-05T19:47:41.927Z" },
+    { url = "https://files.pythonhosted.org/packages/64/6d/be0b4215579171cbf07ed89561c39ef5e2d17d0947480161338999aafeed/iterm2-2.20-py3-none-any.whl", hash = "sha256:b7bfe91146a96fafdb04f47291f51c83ccc3b31c01769637e029f6383c015e76", size = 188520, upload-time = "2026-06-04T02:01:08.359Z" },
 ]
 
 [[package]]