diff --git a/CHANGELOG.md b/CHANGELOG.md
index 526a158..72a819b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 * updated dependencies:
   * mypy 0.982
   * types-markdown 3.4.2.1
+  * pytest-cov 4.0.0
 
 ## [1.4.1] - 2022-09-29
 
diff --git a/requirements-dev.txt b/requirements-dev.txt
index a2414f7..c8a2aef 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -2,7 +2,7 @@ sphinx==5.2.1
 twine==4.0.1
 wheel==0.37.1
 pytest==7.1.3
-pytest-cov==3.0.0
+pytest-cov==4.0.0
 flake8==5.0.4
 mypy==0.982
 types-markdown==3.4.2.1