diff --git a/.github/workflows/aether-agent.yml b/.github/workflows/aether-agent.yml
index 76095c5c..f3453529 100644
--- a/.github/workflows/aether-agent.yml
+++ b/.github/workflows/aether-agent.yml
@@ -104,7 +104,7 @@ jobs:
       - name: Install system dependencies
         run: sudo apt-get update && sudo apt-get install -y libdbus-1-dev
 
-      - uses: jdx/mise-action@v4
+      - uses: jdx/mise-action@v4.2.3
 
       - uses: Swatinem/rust-cache@v2
 
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6dc12e9d..d2942482 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,7 +17,7 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v7
-      - uses: jdx/mise-action@v4
+      - uses: jdx/mise-action@v4.2.3
       - name: Check formatting
         run: just fmt-check
 
@@ -32,7 +32,7 @@ jobs:
         uses: actions/checkout@v7
       - name: Install system dependencies
         run: sudo apt-get update && sudo apt-get install -y libdbus-1-dev mold
-      - uses: jdx/mise-action@v4
+      - uses: jdx/mise-action@v4.2.3
       - uses: Swatinem/rust-cache@v2
         with:
           # Six jobs each saving a cache per push put the repo permanently over
@@ -54,7 +54,7 @@ jobs:
         uses: actions/checkout@v7
       - name: Install system dependencies
         run: sudo apt-get update && sudo apt-get install -y libdbus-1-dev mold
-      - uses: jdx/mise-action@v4
+      - uses: jdx/mise-action@v4.2.3
       - uses: Swatinem/rust-cache@v2
         with:
           save-if: ${{ github.ref == 'refs/heads/main' }}
@@ -74,7 +74,7 @@ jobs:
         uses: actions/checkout@v7
       - name: Install system dependencies
         run: sudo apt-get update && sudo apt-get install -y libdbus-1-dev mold
-      - uses: jdx/mise-action@v4
+      - uses: jdx/mise-action@v4.2.3
       - uses: Swatinem/rust-cache@v2
         with:
           save-if: ${{ github.ref == 'refs/heads/main' }}
@@ -108,7 +108,7 @@ jobs:
         uses: actions/checkout@v7
       - name: Install system dependencies
         run: sudo apt-get update && sudo apt-get install -y libdbus-1-dev mold
-      - uses: jdx/mise-action@v4
+      - uses: jdx/mise-action@v4.2.3
       - uses: Swatinem/rust-cache@v2
         with:
           save-if: ${{ github.ref == 'refs/heads/main' }}
@@ -124,7 +124,7 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v7
-      - uses: jdx/mise-action@v4
+      - uses: jdx/mise-action@v4.2.3
       - name: Install dependencies
         run: pnpm install --frozen-lockfile
       - name: Check formatting
diff --git a/.github/workflows/deploy-website.yml b/.github/workflows/deploy-website.yml
index 4e9e8c70..d4813d7e 100644
--- a/.github/workflows/deploy-website.yml
+++ b/.github/workflows/deploy-website.yml
@@ -29,7 +29,7 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v7
-      - uses: jdx/mise-action@v4
+      - uses: jdx/mise-action@v4.2.3
       - name: Install dependencies
         run: pnpm install --frozen-lockfile
       - name: Build website
diff --git a/.github/workflows/release-evals.yml b/.github/workflows/release-evals.yml
index cd27af58..6060fb3c 100644
--- a/.github/workflows/release-evals.yml
+++ b/.github/workflows/release-evals.yml
@@ -23,7 +23,7 @@ jobs:
       - name: Install system dependencies
         run: sudo apt-get update && sudo apt-get install -y libdbus-1-dev
 
-      - uses: jdx/mise-action@v4
+      - uses: jdx/mise-action@v4.2.3
 
       - name: Setup npm registry
         uses: actions/setup-node@v7
diff --git a/.github/workflows/release-sdk.yml b/.github/workflows/release-sdk.yml
index 945f3d61..af619b82 100644
--- a/.github/workflows/release-sdk.yml
+++ b/.github/workflows/release-sdk.yml
@@ -23,7 +23,7 @@ jobs:
       - name: Install system dependencies
         run: sudo apt-get update && sudo apt-get install -y libdbus-1-dev
 
-      - uses: jdx/mise-action@v4
+      - uses: jdx/mise-action@v4.2.3
 
       - name: Setup npm registry
         uses: actions/setup-node@v7
diff --git a/.github/workflows/scheduled-aether-prompts.yml b/.github/workflows/scheduled-aether-prompts.yml
index 824200af..172b3a1e 100644
--- a/.github/workflows/scheduled-aether-prompts.yml
+++ b/.github/workflows/scheduled-aether-prompts.yml
@@ -80,7 +80,7 @@ jobs:
       - name: Install system dependencies
         run: sudo apt-get update && sudo apt-get install -y libdbus-1-dev
 
-      - uses: jdx/mise-action@v4
+      - uses: jdx/mise-action@v4.2.3
 
       - uses: Swatinem/rust-cache@v2
 
diff --git a/.github/workflows/update-models.yml b/.github/workflows/update-models.yml
index 4221d7fe..c31caed4 100644
--- a/.github/workflows/update-models.yml
+++ b/.github/workflows/update-models.yml
@@ -32,7 +32,7 @@ jobs:
           fetch-depth: 0
           persist-credentials: false
           token: ${{ steps.app-token.outputs.token }}
-      - uses: jdx/mise-action@v4
+      - uses: jdx/mise-action@v4.2.3
       - name: Update models
         run: just update-models
       - name: Create pull request