diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8b3e6c8b..54efa814 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -68,6 +68,9 @@ jobs:
       run: make test-${{matrix.features}}
     - name: Test (benches)
       run: make test-${{matrix.features}} ARGS='--workspace --benches'
+    - name: Test (ultra-minimal)
+      if: matrix.build == 'minimal'
+      run: make test-minimal ARGS='--manifest-path Cargo.toml'
   check:
     name: Check
     runs-on: ubuntu-latest
diff --git a/.github/workflows/rust-next.yml b/.github/workflows/rust-next.yml
index 6a19b9a1..6b0ea11e 100644
--- a/.github/workflows/rust-next.yml
+++ b/.github/workflows/rust-next.yml
@@ -55,6 +55,9 @@ jobs:
       run: make test-${{matrix.features}}
     - name: Test (benches)
       run: make test-${{matrix.features}} ARGS='--workspace --benches'
+    - name: Test (ultra-minimal)
+      if: matrix.build == 'minimal'
+      run: make test-minimal ARGS='--manifest-path Cargo.toml'
   rustfmt:
     name: rustfmt
     strategy: