diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index a731d98..3563006 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -38,7 +38,8 @@ jobs:
             ~/.cargo/registry
             ~/.cargo/git
             native/specter_nif/target
-          key: ${{ runner.os }}-test-deps-v1-${{ hashFiles('**/mix.lock', '.tool-versions') }}
+            priv/native
+          key: ${{ runner.os }}-test-cargo-v2-${{ hashFiles('**/Cargo.lock') }}-${{ env.RUST_VERSION }}
       - name: Cache _build
         uses: actions/cache@v3
         with:
@@ -80,7 +81,8 @@ jobs:
             ~/.cargo/registry
             ~/.cargo/git
             native/specter_nif/target
-          key: ${{ runner.os }}-dev-cargo-v1-${{ hashFiles('**/Cargo.lock') }}-${{ env.RUST_VERSION }}
+            priv/native
+          key: ${{ runner.os }}-dev-cargo-v2-${{ hashFiles('**/Cargo.lock') }}-${{ env.RUST_VERSION }}
       - name: Cache _build
         uses: actions/cache@v3
         with:
@@ -123,7 +125,8 @@ jobs:
             ~/.cargo/registry
             ~/.cargo/git
             native/specter_nif/target
-          key: ${{ runner.os }}-test-cargo-v1-${{ hashFiles('**/Cargo.lock') }}-${{ env.RUST_VERSION }}
+            priv/native
+          key: ${{ runner.os }}-test-cargo-v2-${{ hashFiles('**/Cargo.lock') }}-${{ env.RUST_VERSION }}
       - name: Cache _build
         uses: actions/cache@v3
         with:
@@ -158,7 +161,8 @@ jobs:
             ~/.cargo/registry
             ~/.cargo/git
             native/specter_nif/target
-          key: ${{ runner.os }}-test-cargo-v1-${{ hashFiles('**/Cargo.lock') }}-${{ env.RUST_VERSION }}
+            priv/native
+          key: ${{ runner.os }}-test-cargo-v2-${{ hashFiles('**/Cargo.lock') }}-${{ env.RUST_VERSION }}
       - name: Cache _build
         uses: actions/cache@v3
         with:
@@ -201,7 +205,8 @@ jobs:
             ~/.cargo/registry
             ~/.cargo/git
             native/specter_nif/target
-          key: ${{ runner.os }}-dev-cargo-v1-${{ hashFiles('**/Cargo.lock') }}}-${{ env.RUST_VERSION }}
+            priv/native
+          key: ${{ runner.os }}-dev-cargo-v2-${{ hashFiles('**/Cargo.lock') }}}-${{ env.RUST_VERSION }}
       - name: Cache _build
         uses: actions/cache@v3
         with:
@@ -244,7 +249,8 @@ jobs:
             ~/.cargo/registry
             ~/.cargo/git
             native/specter_nif/target
-          key: ${{ runner.os }}-dev-cargo-v1-${{ hashFiles('**/Cargo.lock') }}}-${{ env.RUST_VERSION }}
+            priv/native
+          key: ${{ runner.os }}-dev-cargo-v2-${{ hashFiles('**/Cargo.lock') }}}-${{ env.RUST_VERSION }}
       - name: Cache _build
         uses: actions/cache@v3
         with: