diff --git a/pyproject.toml b/pyproject.toml
index 16399ce7..6b77bb7a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -68,7 +68,7 @@ optional-dependencies.dev = [
     # use it to lint shell commands in GitHub workflow files.
     "shellcheck-py==0.10.0.1",
     "shfmt-py==3.7.0.1",
-    "sphinx==8.1.3",
+    "sphinx==8.2.0",
     "sphinx-copybutton==0.5.2",
     "sphinx-lint==1.0.0",
     "sphinx-substitution-extensions==2025.2.19",
diff --git a/spelling_private_dict.txt b/spelling_private_dict.txt
index ec77ade4..ce782a4a 100644
--- a/spelling_private_dict.txt
+++ b/spelling_private_dict.txt
@@ -90,6 +90,7 @@ rgb
 str
 timestamp
 todo
+traceback
 travis
 txt
 unmocked