diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5cd7c3c..ca15342 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -134,7 +134,7 @@ jobs:
             contracts/wave_milestone
 
       - name: Install Stellar CLI
-        uses: stellar/stellar-cli@v27.0.0
+        uses: stellar/stellar-cli@v28.0.0
 
       - name: Build Soroban contract WASM
         run: stellar contract build --manifest-path Cargo.toml --package wave-milestone