diff --git a/CHANGELOG.md b/CHANGELOG.md
index 36db670..da1de7c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 * applied multi-arch fix by debian-janitor
 * updated dependencies:
   * pytest 7.1.3
+  * sphinx 5.2.1
 
 ## [1.4.0] - 2022-09-01
 
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 3b8eed5..58954ae 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,4 +1,4 @@
-sphinx==5.1.1
+sphinx==5.2.1
 twine==4.0.1
 wheel==0.37.1
 pytest==7.1.3