diff --git a/changelog.md b/changelog.md
index 162a2c81..38f175ae 100644
--- a/changelog.md
+++ b/changelog.md
@@ -10,6 +10,7 @@ Internal
 ---------
 * Upgrade `cryptography` dependency to v50.0.1.
 * Upgrade `rapidfuzz` dependency to v3.14.5.
+* Upgrade `ruff` dev dependency to v0.16.5.
 
 
 2.19.0 (2026/09/02)
diff --git a/pyproject.toml b/pyproject.toml
index 348d344f..d8e1e64f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -84,7 +84,7 @@ dev = [
     "pytest-random-order ~= 1.2.0",
     "tox ~= 4.35.0",
     "pdbpp ~= 0.11.7",
-    "ruff ~= 0.16.3",
+    "ruff ~= 0.16.5",
 ]
 
 [project.scripts]