diff --git a/.github/workflows/nightly-release.yml b/.github/workflows/nightly-release.yml
index c7870d23..51dd4e5e 100644
--- a/.github/workflows/nightly-release.yml
+++ b/.github/workflows/nightly-release.yml
@@ -78,7 +78,7 @@ jobs:
         run: rustup toolchain install nightly-2026-03-30 --component llvm-tools --no-self-update
 
       - name: Install cargo-llvm-cov
-        uses: taiki-e/install-action@41049aa56687c35e0afa74eed4f09cec4f9afabf  # v2.85.2
+        uses: taiki-e/install-action@ab6895351a88b908e96a4697860d4ffea5e57dbe  # v2.87.27
         with:
           tool: cargo-llvm-cov
 
diff --git a/.github/workflows/pr-backend-tests.yml b/.github/workflows/pr-backend-tests.yml
index 79cfa4fc..b660ce18 100644
--- a/.github/workflows/pr-backend-tests.yml
+++ b/.github/workflows/pr-backend-tests.yml
@@ -24,7 +24,7 @@ jobs:
         run: rustup toolchain install nightly-2026-03-30 --component llvm-tools --no-self-update
 
       - name: Install cargo-llvm-cov
-        uses: taiki-e/install-action@41049aa56687c35e0afa74eed4f09cec4f9afabf  # v2.85.2
+        uses: taiki-e/install-action@ab6895351a88b908e96a4697860d4ffea5e57dbe  # v2.87.27
         with:
           tool: cargo-llvm-cov
 
diff --git a/.github/workflows/pr-engine-macos-floor.yml b/.github/workflows/pr-engine-macos-floor.yml
index 4bcf2ed3..d870f5d9 100644
--- a/.github/workflows/pr-engine-macos-floor.yml
+++ b/.github/workflows/pr-engine-macos-floor.yml
@@ -43,7 +43,7 @@ jobs:
       - name: Build llama-server sidecar
         run: bun run engine:ensure
       - name: Upload the built engine
-        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
+        uses: actions/upload-artifact@cf430e030ddbb5b0abf93d22962f4752f3646cd9 # v7.0.2
         with:
           name: engine-binaries
           path: src-tauri/binaries
@@ -56,7 +56,7 @@ jobs:
     timeout-minutes: 15
     steps:
       - name: Download the built engine
-        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
+        uses: actions/download-artifact@9000827ccba6bdab643e8b6fd33ac0654aef8333 # v8.0.2
         with:
           name: engine-binaries
           path: src-tauri/binaries
diff --git a/.github/workflows/release-please.yml b/.github/workflows/release-please.yml
index 472f570d..45628829 100644
--- a/.github/workflows/release-please.yml
+++ b/.github/workflows/release-please.yml
@@ -90,7 +90,7 @@ jobs:
         run: rustup toolchain install nightly-2026-03-30 --component llvm-tools --no-self-update
 
       - name: Install cargo-llvm-cov
-        uses: taiki-e/install-action@41049aa56687c35e0afa74eed4f09cec4f9afabf  # v2.85.2
+        uses: taiki-e/install-action@ab6895351a88b908e96a4697860d4ffea5e57dbe  # v2.87.27
         with:
           tool: cargo-llvm-cov