diff --git a/filtermail/.github/workflows/ci.yml b/filtermail/.github/workflows/ci.yml
index 9d2d8980..d7da02e5 100644
--- a/filtermail/.github/workflows/ci.yml
+++ b/filtermail/.github/workflows/ci.yml
@@ -23,7 +23,7 @@ jobs:
         with:
           toolchain: nightly
           components: rustfmt
-      - uses: Swatinem/rust-cache@779680da715d629ac1d338a641029a2f4372abb5 # v2
+      - uses: Swatinem/rust-cache@c19371144df3bb44fab255c43d04cbc2ab54d1c4 # v2
       - uses: taiki-e/install-action@4a136ceac97fe29b942ff3b6c749a46c7950d853 # v2
         with:
           tool: taplo-cli
@@ -54,7 +54,7 @@ jobs:
         with:
           toolchain: ${{ matrix.toolchain }}
           components: clippy
-      - uses: Swatinem/rust-cache@779680da715d629ac1d338a641029a2f4372abb5 # v2
+      - uses: Swatinem/rust-cache@c19371144df3bb44fab255c43d04cbc2ab54d1c4 # v2
       - run: cargo clippy
         env:
           RUSTUP_TOOLCHAIN: ${{ matrix.toolchain }}
@@ -73,5 +73,5 @@ jobs:
       - uses: dtolnay/rust-toolchain@efa25f7f19611383d5b0ccf2d1c8914531636bf9 # master
         with:
           toolchain: stable
-      - uses: Swatinem/rust-cache@779680da715d629ac1d338a641029a2f4372abb5 # v2
+      - uses: Swatinem/rust-cache@c19371144df3bb44fab255c43d04cbc2ab54d1c4 # v2
       - run: cargo test