diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 612144083..2ea885ae1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -193,7 +193,7 @@ jobs:
           sudo apt-get install libsqlite3-dev
 
       - name: Install Rust toolchain
-        uses: dtolnay/rust-toolchain@efa25f7f19611383d5b0ccf2d1c8914531636bf9 # master
+        uses: dtolnay/rust-toolchain@631a55b12751854ce901bb631d5902ceb48146f7 # master
         with:
           toolchain: ${{ matrix.rust }}
 
@@ -327,7 +327,7 @@ jobs:
           tool: protoc@3.20.3
 
       - name: Install Rust
-        uses: dtolnay/rust-toolchain@efa25f7f19611383d5b0ccf2d1c8914531636bf9 # master
+        uses: dtolnay/rust-toolchain@631a55b12751854ce901bb631d5902ceb48146f7 # master
         with:
           toolchain: nightly-2026-02-26
           components: clippy, rustfmt
diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
index 15715efbf..0e996ff31 100644
--- a/.github/workflows/documentation.yml
+++ b/.github/workflows/documentation.yml
@@ -31,7 +31,7 @@ jobs:
           tool: protoc@3.20.3
 
       - name: Install Rust
-        uses: dtolnay/rust-toolchain@efa25f7f19611383d5b0ccf2d1c8914531636bf9 # master
+        uses: dtolnay/rust-toolchain@631a55b12751854ce901bb631d5902ceb48146f7 # master
         with:
           toolchain: nightly-2026-02-26