diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index b47dcf6acc..d9b942fd15 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -26,11 +26,11 @@ jobs:
             mkdir -p ~/.local/bin
             mv substrate ~/.local/bin
 
-      - name: Install Rust stable toolchain
+      - name: Install Rust nightly toolchain
         uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: stable
+          toolchain: nightly
           override: true
 
       - name: Rust Cache
diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 73078643f0..384f814866 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -32,11 +32,11 @@ jobs:
             mkdir -p ~/.local/bin
             mv substrate ~/.local/bin
 
-      - name: Install Rust stable toolchain
+      - name: Install Rust nightly toolchain
         uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: stable
+          toolchain: nightly
           override: true
 
       - name: Rust Cache
@@ -86,11 +86,11 @@ jobs:
             mkdir -p ~/.local/bin
             mv substrate ~/.local/bin
 
-      - name: Install Rust stable toolchain
+      - name: Install Rust nightly toolchain
         uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: stable
+          toolchain: nightly
           override: true
 
       - name: Rust Cache
@@ -113,11 +113,11 @@ jobs:
             mkdir -p ~/.local/bin
             mv substrate ~/.local/bin
 
-      - name: Install Rust stable toolchain
+      - name: Install Rust nightly toolchain
         uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: stable
+          toolchain: nightly
           override: true
 
       - name: Rust Cache
@@ -143,11 +143,11 @@ jobs:
             mkdir -p ~/.local/bin
             mv substrate ~/.local/bin
 
-      - name: Install Rust stable toolchain
+      - name: Install Rust nightly toolchain
         uses: actions-rs/toolchain@v1
         with:
             profile: minimal
-            toolchain: stable
+            toolchain: nightly
             components: clippy
             override: true