diff --git a/.github/workflows/ci-contracts-upload-binaries.yml b/.github/workflows/ci-contracts-upload-binaries.yml
index e3ed46629e..1d94b7f40a 100644
--- a/.github/workflows/ci-contracts-upload-binaries.yml
+++ b/.github/workflows/ci-contracts-upload-binaries.yml
@@ -31,7 +31,7 @@ jobs:
       - name: Install Rust stable
         uses: actions-rs/toolchain@v1
         with:
-          toolchain: 1.87
+          toolchain: 1.80
           target: wasm32-unknown-unknown
           override: true