diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 18dd1dc..2f208b1 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -1,6 +1,6 @@
 version: 2
 updates:
-  - package-ecosystem: pip
+  - package-ecosystem: uv
     directory: /
     schedule:
       interval: weekly
diff --git a/.github/workflows/model-artifact-smoke.yml b/.github/workflows/model-artifact-smoke.yml
index a096156..33c7718 100644
--- a/.github/workflows/model-artifact-smoke.yml
+++ b/.github/workflows/model-artifact-smoke.yml
@@ -30,7 +30,7 @@ jobs:
           enable-cache: true
 
       - name: Install test environment
-        run: uv sync --frozen --group dev
+        run: uv sync --locked --group dev
 
       - name: Download model from immutable release
         run: uv run --no-sync python scripts/fetch_model.py --manifest "${{ inputs.manifest }}"
diff --git a/.github/workflows/quality.yml b/.github/workflows/quality.yml
index 2fcaf3f..964d7fa 100644
--- a/.github/workflows/quality.yml
+++ b/.github/workflows/quality.yml
@@ -33,7 +33,7 @@ jobs:
         run: uv lock --check
 
       - name: Install development environment
-        run: uv sync --frozen --group dev
+        run: uv sync --locked --group dev
 
       - name: Lint
         run: uv run --no-sync ruff check src tests scripts
diff --git a/.github/workflows/release-image.yml b/.github/workflows/release-image.yml
index 0843e9c..d9a632d 100644
--- a/.github/workflows/release-image.yml
+++ b/.github/workflows/release-image.yml
@@ -32,7 +32,7 @@ jobs:
           enable-cache: true
 
       - name: Install development environment
-        run: uv sync --frozen --group dev
+        run: uv sync --locked --group dev
 
       - name: Verify quality gates
         run: |