diff --git a/poetry.lock b/poetry.lock
index 3263dc02..d463704c 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -793,14 +793,14 @@ files = [
 
 [[package]]
 name = "mkdocstrings"
-version = "0.19.1"
+version = "0.20.0"
 description = "Automatic documentation from sources, for MkDocs."
 category = "dev"
 optional = false
 python-versions = ">=3.7"
 files = [
-    {file = "mkdocstrings-0.19.1-py3-none-any.whl", hash = "sha256:32a38d88f67f65b264184ea71290f9332db750d189dea4200cbbe408d304c261"},
-    {file = "mkdocstrings-0.19.1.tar.gz", hash = "sha256:d1037cacb4b522c1e8c164ed5d00d724a82e49dcee0af80db8fb67b384faeef9"},
+    {file = "mkdocstrings-0.20.0-py3-none-any.whl", hash = "sha256:f17fc2c4f760ec302b069075ef9e31045aa6372ca91d2f35ded3adba8e25a472"},
+    {file = "mkdocstrings-0.20.0.tar.gz", hash = "sha256:c757f4f646d4f939491d6bc9256bfe33e36c5f8026392f49eaa351d241c838e5"},
 ]
 
 [package.dependencies]
@@ -1771,4 +1771,4 @@ testing = ["func-timeout", "jaraco.itertools", "pytest (>=6)", "pytest-black (>=
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.9.0"
-content-hash = "5db4cf9ec52b85e95b992f692e6ed0211aa26f2713e773f71ed05fed83a4d8f3"
+content-hash = "cf021a757221687a797ab85fee7dab5ddb37b84172f781ef4929dcbf36359812"
diff --git a/pyproject.toml b/pyproject.toml
index 44231413..9a1b2e31 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -46,7 +46,7 @@ yamllint = "^1.26.3"
 mkdocs = "^1.3.0"
 mkdocs-git-revision-date-plugin = "^0.3.2"
 mkdocs-material = ">=8.3.8,<10.0.0"
-mkdocstrings = "^0.19.0"
+mkdocstrings = ">=0.19,<0.21"
 mkdocstrings-python = ">=0.7.1,<0.9.0"
 poethepoet = "^0.16.1"