diff --git a/_cite/cite.py b/_cite/cite.py
index 18d268f..12c49e6 100644
--- a/_cite/cite.py
+++ b/_cite/cite.py
@@ -148,7 +148,7 @@
             else:
                 log(e, 3, "WARNING")
                 # discard source from citations
-                # continue
+                continue
 
     # preserve fields from input source, overriding existing fields
     citation.update(source)