diff --git a/.github/workflows/ci-contracts.yml b/.github/workflows/ci-contracts.yml
index 2814fd0a26..32ba1e67ad 100644
--- a/.github/workflows/ci-contracts.yml
+++ b/.github/workflows/ci-contracts.yml
@@ -27,7 +27,7 @@ jobs:
         uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: stable
+          toolchain: 1.86.0
           target: wasm32-unknown-unknown
           override: true
           components: rustfmt, clippy
diff --git a/.github/workflows/publish-nym-binaries.yml b/.github/workflows/publish-nym-binaries.yml
index 4e8bcb2966..618304e9ae 100644
--- a/.github/workflows/publish-nym-binaries.yml
+++ b/.github/workflows/publish-nym-binaries.yml
@@ -52,7 +52,7 @@ jobs:
       - name: Install Rust stable
         uses: actions-rs/toolchain@v1
         with:
-          toolchain: stable
+          toolchain: 1.86.0
           override: true
 
       - name: Build all binaries