diff --git a/.github/workflows/opencode-review.yml b/.github/workflows/opencode-review.yml
index da8c08c2..ce492f71 100644
--- a/.github/workflows/opencode-review.yml
+++ b/.github/workflows/opencode-review.yml
@@ -1402,7 +1402,7 @@ jobs:
                 else
                   case "$package_runner" in
                     npm) run_and_capture "JavaScript/TypeScript test coverage" npm test -- --coverage ;;
-                    pnpm) run_and_capture "JavaScript/TypeScript test coverage" pnpm test -- --coverage ;;
+                    pnpm) run_and_capture "JavaScript/TypeScript test coverage" pnpm run test --coverage ;;
                     yarn) run_and_capture "JavaScript/TypeScript test coverage" yarn test --coverage ;;
                   esac
                 fi
diff --git a/tests/test_opencode_agent_contract.py b/tests/test_opencode_agent_contract.py
index fb1b2a55..ee9d0627 100644
--- a/tests/test_opencode_agent_contract.py
+++ b/tests/test_opencode_agent_contract.py
@@ -295,6 +295,12 @@ def test_opencode_coverage_does_not_duplicate_existing_javascript_coverage():
         'npm) run_and_capture "JavaScript/TypeScript test coverage" npm test -- --coverage ;;'
         in measure_step
     )
+    assert (
+        'pnpm) run_and_capture "JavaScript/TypeScript test coverage" pnpm run test --coverage ;;'
+        in measure_step
+    )
+    assert "pnpm test --coverage" not in measure_step
+    assert "pnpm test -- --coverage" not in measure_step
     assert 'test("(^|[[:space:]])--coverage([.=[:space:]]|$)' in measure_step
     assert '|c8([[:space:]]|$)|nyc([[:space:]]|$)")' in measure_step