diff --git a/poetry.lock b/poetry.lock
index 8ef93e01..fa38c4b7 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -394,13 +394,13 @@ files = [
 
 [[package]]
 name = "mike"
-version = "2.1.0"
+version = "2.1.1"
 description = "Manage multiple versions of your MkDocs-powered documentation"
 optional = false
 python-versions = "*"
 files = [
-    {file = "mike-2.1.0-py3-none-any.whl", hash = "sha256:b3885f9b9e31fc4b0d61de473750d38ac170a6b291585076effb51a806245608"},
-    {file = "mike-2.1.0.tar.gz", hash = "sha256:f0b8e51cbfae1273d648ffb602a4ab3061e57972ca1cd6836df1c51c01a36eb5"},
+    {file = "mike-2.1.1-py3-none-any.whl", hash = "sha256:0b1d01a397a423284593eeb1b5f3194e37169488f929b860c9bfe95c0d5efb79"},
+    {file = "mike-2.1.1.tar.gz", hash = "sha256:f39ed39f3737da83ad0adc33e9f885092ed27f8c9e7ff0523add0480352a2c22"},
 ]
 
 [package.dependencies]
@@ -410,6 +410,7 @@ jinja2 = ">=2.7"
 mkdocs = ">=1.0"
 pyparsing = ">=3.0"
 pyyaml = ">=5.1"
+pyyaml-env-tag = "*"
 verspec = "*"
 
 [package.extras]
@@ -1006,4 +1007,4 @@ testing = ["func-timeout", "jaraco.itertools", "pytest (>=4.6)", "pytest-black (
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.9"
-content-hash = "fa5470448596ecaf0c0fd3a0b9825b2f9dd3007f44b59247146678c39eb91e79"
+content-hash = "ab32853b12c383be3b775aa6e71f83e7aaa710494482c9a12ec13be6e38f3b54"
diff --git a/pyproject.toml b/pyproject.toml
index a85d1203..4dbdcfa0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,7 +16,7 @@ semver = "^3.0.2"
 # Documentation generation dependencies.
 gitpython = "^3.1.42"
 mdx_truly_sane_lists = "^1.3"
-mike = "^2.1.0"
+mike = "^2.1.1"
 mkdocs = "^1.5.3"
 mkdocs-material = "^9.5.15"