diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
index e5dee7f24..cc903a793 100644
--- a/.github/workflows/pr.yaml
+++ b/.github/workflows/pr.yaml
@@ -48,13 +48,15 @@ jobs:
     needs: check-fork
     steps:
       - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.14"
+      - uses: astral-sh/setup-uv@v5
+      - run: uv sync --dev
       - name: Check for changelog fragment
-        run: |
-          FRAGMENTS=$(find changelog.d -type f ! -name '.gitkeep' | wc -l)
-          if [ "$FRAGMENTS" -eq 0 ]; then
-            echo "::error::No changelog fragment in changelog.d/"
-            exit 1
-          fi
+        run: uv run towncrier check --compare-with origin/main
 
   unit-tests:
     runs-on: ubuntu-latest
diff --git a/changelog.d/changed/553.md b/changelog.d/changed/553.md
deleted file mode 100644
index 6c370943f..000000000
--- a/changelog.d/changed/553.md
+++ /dev/null
@@ -1 +0,0 @@
-Fix and add retirement contribution calibration targets: correct traditional IRA from $25B to $13.2B (SOI 1304), split 401(k) into traditional $482.7B and Roth $85.2B (BEA/FRED × Vanguard share), add Roth IRA at $35.0B (SOI Tables 5 & 6), add self-employed pension ALD at $29.5B (SOI 1304).
diff --git a/changelog.d/changed/589.md b/changelog.d/changed/589.md
deleted file mode 100644
index a6fc126fa..000000000
--- a/changelog.d/changed/589.md
+++ /dev/null
@@ -1 +0,0 @@
-Add second-stage QRF imputation for ~60 CPS-only variables (retirement distributions, transfers, SPM components, hours, medical expenses) in the PUF clone half of the extended CPS, using demographics + PUF-imputed income as predictors instead of naive donor duplication.
diff --git a/changelog.d/fix-changelog-fragment-check.fixed.md b/changelog.d/fix-changelog-fragment-check.fixed.md
new file mode 100644
index 000000000..0f1965c24
--- /dev/null
+++ b/changelog.d/fix-changelog-fragment-check.fixed.md
@@ -0,0 +1 @@
+Fix the PR changelog fragment check to validate fragments added by the pull request rather than pre-existing files.