diff --git a/paperforge/plugin/tests/runtime.test.mjs b/paperforge/plugin/tests/runtime.test.mjs
index 0dc1da78..ae28ec92 100644
--- a/paperforge/plugin/tests/runtime.test.mjs
+++ b/paperforge/plugin/tests/runtime.test.mjs
@@ -36,7 +36,7 @@ describe('resolvePythonExecutable', () => {
     });
 
     it('returns venv path when .venv/Scripts/python.exe exists', () => {
-        const d = mockDeps((p) => p.includes('.venv\\Scripts\\python.exe'));
+        const d = mockDeps((p) => p.includes('.venv') && p.includes('python.exe'));
         const r = resolvePythonExecutable('/vault', {}, d.fs, d.execFileSync);
         expect(r.path).toContain('.venv');
         expect(r.source).toBe('auto-detected');
diff --git a/tests/test_e2e_cli.py b/tests/test_e2e_cli.py
index 7fb1f4b9..20a13f5c 100644
--- a/tests/test_e2e_cli.py
+++ b/tests/test_e2e_cli.py
@@ -98,7 +98,10 @@ class TestCliDoctor:
     def test_doctor_outputs_verdict(self, test_vault: Path) -> None:
         """Doctor output contains [OK], [WARN], or [FAIL] verdict."""
         result = _run(["doctor"], test_vault)
-        assert any(tag in result.stdout for tag in ["[OK]", "[WARN]", "[FAIL]"])
+        stdout = result.stdout or ""
+        assert any(tag in stdout for tag in ["[OK]", "[WARN]", "[FAIL]"]), (
+            f"No verdict in doctor output. stdout={stdout[:200]} stderr={(result.stderr or '')[:200]}"
+        )
 
 
 class TestCliDeepReading:
diff --git a/tests/test_ocr_preflight.py b/tests/test_ocr_preflight.py
index 181b1f02..81d2761d 100644
--- a/tests/test_ocr_preflight.py
+++ b/tests/test_ocr_preflight.py
@@ -66,7 +66,7 @@ class TestOcrPreflight:
             ),
             patch(
                 "paperforge.worker.ocr.ensure_ocr_meta",
-                return_value={},
+                return_value={"needs_sanitize": True},
             ),
             patch("paperforge.worker.ocr.write_json") as mock_write,
             patch("paperforge.worker.sync.run_selection_sync"),
@@ -124,7 +124,7 @@ class TestOcrPreflight:
             ),
             patch(
                 "paperforge.worker.ocr.ensure_ocr_meta",
-                return_value={},
+                return_value={"needs_sanitize": True},
             ),
             patch("paperforge.worker.ocr.write_json") as mock_write,
             patch("paperforge.worker.sync.run_selection_sync"),
@@ -184,10 +184,10 @@ class TestOcrPreflight:
             ),
             patch(
                 "paperforge.worker.ocr.ensure_ocr_meta",
-                return_value={},
+                return_value={"needs_sanitize": True},
             ),
             patch("paperforge.worker.ocr.write_json"),
-            patch("builtins.open") as mock_open,
+            patch("paperforge.worker.ocr.fitz.open") as mock_open,
             patch("paperforge.worker.ocr.requests.post") as mock_post,
             patch("paperforge.worker.ocr.requests.get") as mock_get,
         ):
@@ -257,10 +257,10 @@ class TestOcrPreflight:
             ),
             patch(
                 "paperforge.worker.ocr.ensure_ocr_meta",
-                return_value={},
+                return_value={"needs_sanitize": True},
             ),
             patch("paperforge.worker.ocr.write_json"),
-            patch("builtins.open") as mock_open,
+            patch("paperforge.worker.ocr.fitz.open") as mock_open,
             patch("paperforge.worker.ocr.requests.post") as mock_post,
             patch("paperforge.worker.ocr.requests.get") as mock_get,
         ):