diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index ec3ba179..ba472ae5 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -19,7 +19,7 @@ jobs:
 
       - name: Install stable toolchain
         id: toolchain
-        uses: dtolnay/rust-toolchain@f361669954a8ecfc00a3443f35f9ac8e610ffc06
+        uses: dtolnay/rust-toolchain@439cf607258077187679211f12aa6f19af4a0af7
         with:
           profile: minimal
           toolchain: 1.63
@@ -37,7 +37,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install nightly toolchain
-        uses: dtolnay/rust-toolchain@f361669954a8ecfc00a3443f35f9ac8e610ffc06
+        uses: dtolnay/rust-toolchain@439cf607258077187679211f12aa6f19af4a0af7
         with:
           profile: minimal
           toolchain: nightly