diff --git a/src/python/jw/pkg/App.py b/src/python/jw/pkg/App.py
index c474ead0..3dfee93c 100644
--- a/src/python/jw/pkg/App.py
+++ b/src/python/jw/pkg/App.py
@@ -584,7 +584,10 @@ class App(Base):
                 for key in keys:
                     vals = self.get_value(p, section, key)
                     if vals:
-                        ret += [val.strip() for val in vals.split(',')]
+                        for val in vals.split(','):
+                            stripped = val.strip()
+                            if stripped:
+                                ret.append(stripped)
         return list(dict.fromkeys(ret))  # Remove duplicates, keep ordering
 
     def get_project_refs(