diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 6b8bb65aa4f..04e744f2ccb 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -81,7 +81,7 @@ jobs:
         uses: ./.github/composite-actions/install
 
       - name: Set up foundry
-        uses: foundry-rs/foundry-toolchain@82dee4ba654bd2146511f85f0d013af94670c4de # v1.4.0
+        uses: foundry-rs/foundry-toolchain@908c540300062bd5a7e473851cdb4282204cee09 # v1.9.1
         with:
           cache: false
           version: nightly-c4a984fbf2c48b793c8cd53af84f56009dd1070c