diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 669927ff..0b51fac3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -50,7 +50,7 @@ jobs:
       - uses: Swatinem/rust-cache@v2
 
       - name: Check spelling
-        uses: crate-ci/typos@v1.16.17
+        uses: crate-ci/typos@v1.20.3
 
       - name: Install cargo-sort
         uses: taiki-e/cache-cargo-install-action@v1
diff --git a/.typos.toml b/.typos.toml
index a94a1c55..5701fd3a 100644
--- a/.typos.toml
+++ b/.typos.toml
@@ -1,11 +1,11 @@
 [default.extend-words]
 # Remove this once base64 gets correctly ignored by typos
 # Or if we're able to ignore certain lines.
+Hd = "Hd"
 NAX = "NAX"
 Nd = "Nd"
+Pn = "Pn"
 Wya = "Wya"
-# thead html tag is not a typo, upstream PR pending
-thead = "thead"
 
 # all of these are valid words, but should never appear in this repo
 sing = "sign"