diff --git a/.github/_typos.toml b/.github/_typos.toml
index e48ab53c..3cdecaa3 100644
--- a/.github/_typos.toml
+++ b/.github/_typos.toml
@@ -10,3 +10,4 @@ au1ba7o = "au1ba7o"
 [default.extend-words]
 Appy = "Appy"
 fo = "fo"
+Iy = "Iy"
diff --git a/.github/workflows/spell-check.yaml b/.github/workflows/spell-check.yaml
index b4a9060e..541f7f93 100644
--- a/.github/workflows/spell-check.yaml
+++ b/.github/workflows/spell-check.yaml
@@ -14,6 +14,6 @@ jobs:
       uses: actions/checkout@v4
 
     - name: Check spelling of proposals
-      uses: crate-ci/typos@ff3f309513469397e1094520fb7a054e057589e1
+      uses: crate-ci/typos@f2c1f08a7b3c1b96050cb786baaa2a94797bdb7d # v1.20.10
       with:
-        config: ${{github.workspace}}/.github/_typos.toml
\ No newline at end of file
+        config: ${{github.workspace}}/.github/_typos.toml