diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 021f9a2..2012b9b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -44,7 +44,7 @@ jobs:
     steps:
       - uses: actions/checkout@v6
 
-      - uses: dtolnay/rust-toolchain@1.74
+      - uses: dtolnay/rust-toolchain@1.100
         with:
           toolchain: "1.70"