diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index afcfca29..df08661f 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -24,7 +24,7 @@ jobs:
           cache-on-failure: true
 
       - name: Install solc
-        run: (hash svm 2>/dev/null || cargo install --version 0.2.23 svm-rs) && svm install 0.8.20 && solc --version
+        run: (hash svm 2>/dev/null || cargo install --locked --git https://github.com/alloy-rs/svm-rs) && svm install 0.8.21 && solc --version
 
       - name: Run test
         run: cargo test --all --all-features -- --nocapture