diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1b632dd..1d31e78 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -50,7 +50,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Install Rust 1.88
-        uses: dtolnay/rust-toolchain@1.88
+        uses: dtolnay/rust-toolchain@1.100
 
       - name: Cache cargo
         uses: Swatinem/rust-cache@v2