diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 6b37e5c..730687e 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -32,7 +32,7 @@ jobs:
       - name: install rust
         uses: dtolnay/rust-toolchain@stable
         with:
-          toolchain: stable
+          toolchain: 1.83.0
 
       - name: Cache rust
         uses: Swatinem/rust-cache@v2
diff --git a/.github/workflows/publish-crates-and-sdk.yml b/.github/workflows/publish-crates-and-sdk.yml
index 5b193ef..2525f2c 100644
--- a/.github/workflows/publish-crates-and-sdk.yml
+++ b/.github/workflows/publish-crates-and-sdk.yml
@@ -33,7 +33,7 @@ jobs:
       - name: install rust
         uses: dtolnay/rust-toolchain@stable
         with:
-          toolchain: stable
+          toolchain: 1.83.0
 
       - name: Cache rust
         uses: Swatinem/rust-cache@v2