diff --git a/paperforge/worker/base_views.py b/paperforge/worker/base_views.py
index deb0b9cd..8545e21d 100644
--- a/paperforge/worker/base_views.py
+++ b/paperforge/worker/base_views.py
@@ -178,7 +178,7 @@ def _render_views_section(views: list[dict]) -> str:
         for col in v["order"]:
             lines.append(f"      - {col}")
         if v["filter"]:
-            lines.append(f"    filter: '{v['filter']}'")
+            lines.append(f'    filter: "{v["filter"]}"')
         if v.get("sort"):
             lines.append("    sort:")
             for sort_item in v["sort"]:
@@ -269,7 +269,7 @@ views:
         for col in v["order"]:
             rendered += f"      - {col}\n"
         if v["filter"]:
-            rendered += f"    filter: '{v['filter']}'\n"
+            rendered += f'    filter: "{v["filter"]}"\n'
         else:
             rendered += "\n"
         if v.get("sort"):
@@ -350,7 +350,7 @@ def _build_base_yaml(folder_filter: str, views: list[dict]) -> str:
         for col in v["order"]:
             views_yaml += f"      - {col}\n"
         if v["filter"]:
-            views_yaml += f"    filter: '{v['filter']}'\n"
+            views_yaml += f'    filter: "{v["filter"]}"\n'
         else:
             views_yaml += "\n"
         if v.get("sort"):
diff --git a/tests/test_base_preservation.py b/tests/test_base_preservation.py
index c379d35d..b88ce70d 100644
--- a/tests/test_base_preservation.py
+++ b/tests/test_base_preservation.py
@@ -110,16 +110,17 @@ class TestIncrementalMerge:
         ensure_base_views(self.vault, self.paths, self.config, force=False)
         content1 = domain_base.read_text(encoding="utf-8")
 
-        modified = content1.replace(
-            "filter: 'ocr_status = \"done\"'", "filter: 'ocr_status = \"done\" AND has_pdf = true'"
-        )
+        ocr_done_filter_old = "lifecycle = 'fulltext_ready' OR lifecycle = 'deep_read_done' OR lifecycle = 'ai_context_ready'"
+        ocr_done_filter_modified = "lifecycle = 'fulltext_ready' AND extra_check = true"
+
+        modified = content1.replace(ocr_done_filter_old, ocr_done_filter_modified)
         domain_base.write_text(modified, encoding="utf-8")
 
         ensure_base_views(self.vault, self.paths, self.config, force=False)
         refreshed = domain_base.read_text(encoding="utf-8")
 
-        assert "filter: 'ocr_status = \"done\"'" in refreshed
-        assert "has_pdf = true" not in refreshed
+        assert ocr_done_filter_old in refreshed
+        assert ocr_done_filter_modified not in refreshed
 
     def test_new_domain_base_is_created_on_first_run(self):
         """First run creates domain base if none exists."""