diff --git a/.github/workflows/master.yml b/.github/workflows/master.yml
index 4356def204..86ab4ce137 100644
--- a/.github/workflows/master.yml
+++ b/.github/workflows/master.yml
@@ -16,7 +16,7 @@ jobs:
           override: true
           profile: minimal
       - name: Cache cargo
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: |
             target
diff --git a/.github/workflows/pull_request.yml b/.github/workflows/pull_request.yml
index 3971e80d34..f6f14bada7 100644
--- a/.github/workflows/pull_request.yml
+++ b/.github/workflows/pull_request.yml
@@ -12,7 +12,7 @@ jobs:
           override: true
           profile: minimal
       - name: Cache cargo
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: |
             target
diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 6f10981b37..e44b035bfb 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -20,7 +20,7 @@ jobs:
           override: true
           profile: minimal
       - name: Cache cargo
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: |
             target
@@ -43,7 +43,7 @@ jobs:
           override: true
           profile: minimal
       - name: Cache cargo build
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: target
           key: ${{ runner.os }}-cargo-check-${{ hashFiles('**/Cargo.lock') }}
@@ -78,7 +78,7 @@ jobs:
           override: true
           profile: minimal
       - name: Cache cargo
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: |
             target
@@ -107,7 +107,7 @@ jobs:
           override: true
           profile: minimal
       - name: Cache cargo
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: target
           key: ${{ runner.os }}-cargo-test-${{ hashFiles('**/Cargo.lock') }}
@@ -159,7 +159,7 @@ jobs:
           profile: minimal
           components: clippy
       - name: Cache cargo
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: |
             target
@@ -182,7 +182,7 @@ jobs:
           override: true
           profile: minimal
       - name: Cache cargo
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: |
             target
diff --git a/.github/workflows/test262.yml b/.github/workflows/test262.yml
index 5eab798627..843fc7dc16 100644
--- a/.github/workflows/test262.yml
+++ b/.github/workflows/test262.yml
@@ -26,7 +26,7 @@ jobs:
           override: true
           profile: minimal
       - name: Cache cargo
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: |
             ./boa/target
diff --git a/.github/workflows/webassembly.yml b/.github/workflows/webassembly.yml
index 4b223201f6..d913849ad3 100644
--- a/.github/workflows/webassembly.yml
+++ b/.github/workflows/webassembly.yml
@@ -33,7 +33,7 @@ jobs:
       - name: Install wasm-pack
         run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
       - name: Cache yarn build
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: |
             node_modules