diff --git a/.github/workflows/website-pages.yml b/.github/workflows/website-pages.yml
index e08452a4e..039fda5ea 100644
--- a/.github/workflows/website-pages.yml
+++ b/.github/workflows/website-pages.yml
@@ -91,6 +91,7 @@ jobs:
           PY
           )
           python -m pip install "${local_project_paths[@]}"
+          python -m pip install -e .
 
       - name: Test, build, and validate landing page
         run: |
diff --git a/openhcs/core/dataset_sources/source_schema.py b/openhcs/core/dataset_sources/source_schema.py
index 948142bc3..6970722b0 100644
--- a/openhcs/core/dataset_sources/source_schema.py
+++ b/openhcs/core/dataset_sources/source_schema.py
@@ -4,10 +4,8 @@
 
 from openhcs.core.axes.axis_declarations import AxisFamily, GridAddressed
 from openhcs.core.source.source_projection import OpenHCSPlaneAddress
-from openhcs.core.dataset_sources.interfaces import (
-    FilenameParser,
-    FilenameParseResult,
-)
+from openhcs.core.components.parser_metaprogramming import FilenameParseResult
+from openhcs.core.dataset_sources.interfaces import FilenameParser
 
 
 class SourceSchemaFilenameParser(FilenameParser):