diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index 5ad60f6..39a1f98 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -33,6 +33,9 @@ jobs:
         with:
           toolchain: stable
       - uses: Swatinem/rust-cache@v2
+        with:
+          # To only cache runs from `master`
+          save-if: ${{ github.ref == 'refs/heads/main' }}
       - run: rustup component add llvm-tools-preview
 
       - name: Install grcov
diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 889dd07..fda2c9b 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -30,7 +30,9 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - uses: Swatinem/rust-cache@v2
-
+        with:
+          # To only cache runs from `master`
+          save-if: ${{ github.ref == 'refs/heads/main' }}
       - if: matrix.os == 'ubuntu-latest'
         uses: awalsh128/cache-apt-pkgs-action@latest
         with:
diff --git a/.github/workflows/web.yml b/.github/workflows/web.yml
index 9963b21..6c6db90 100644
--- a/.github/workflows/web.yml
+++ b/.github/workflows/web.yml
@@ -17,6 +17,9 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - uses: Swatinem/rust-cache@v2
+        with:
+          # To only cache runs from `master`
+          save-if: ${{ github.ref == 'refs/heads/main' }}
 
       - name: Add components
         run: rustup component add clippy