diff --git a/pyproject.toml b/pyproject.toml
index 0f48184d..6f5c4d5d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -52,7 +52,7 @@ optional-dependencies.dev = [
     "prek==0.4.13",
     "pydocstringformatter==1.0.0",
     "pydocstyle==6.3",
-    "pygments==2.20.0",
+    "pygments==2.21.0",
     "pylint[spelling]==4.0.7",
     "pylint-per-file-ignores==3.2.1",
     "pyproject-fmt==2.28.0",