diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 98e3dea..b4f75f8 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -65,6 +65,7 @@ jobs:
       - name: Install Rust
         uses: dtolnay/rust-toolchain@v1
         with:
+          toolchain: stable
           targets: ${{ matrix.target }}
 
       - name: Install cross (for cross-compilation)
@@ -217,6 +218,8 @@ jobs:
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@v1
+        with:
+          toolchain: stable
 
       - name: Package crate
         run: cargo package
diff --git a/.github/workflows/stress-test.yml b/.github/workflows/stress-test.yml
index 3113626..5008ae2 100644
--- a/.github/workflows/stress-test.yml
+++ b/.github/workflows/stress-test.yml
@@ -18,6 +18,8 @@ jobs:
 
       - name: Install Rust toolchain
         uses: dtolnay/rust-toolchain@v1
+        with:
+          toolchain: stable
 
       - name: Install stress testing tools
         run: |
diff --git a/.github/workflows/zig-ffi.yml b/.github/workflows/zig-ffi.yml
index b09e96b..67176c7 100644
--- a/.github/workflows/zig-ffi.yml
+++ b/.github/workflows/zig-ffi.yml
@@ -48,6 +48,7 @@ jobs:
       - name: Install Rust
         uses: dtolnay/rust-toolchain@v1
         with:
+          toolchain: stable
           components: rustfmt, clippy
 
       - name: Install Zig
@@ -97,6 +98,8 @@ jobs:
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@v1
+        with:
+          toolchain: stable
 
       - name: Install Zig
         uses: goto-bus-stop/setup-zig@v2.2.1
@@ -125,6 +128,8 @@ jobs:
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@v1
+        with:
+          toolchain: stable
 
       - name: Install Zig
         uses: goto-bus-stop/setup-zig@v2.2.1