diff --git a/bookwyrm/connectors/self_connector.py b/bookwyrm/connectors/self_connector.py
index 2c58d9d7e..80d3a67d9 100644
--- a/bookwyrm/connectors/self_connector.py
+++ b/bookwyrm/connectors/self_connector.py
@@ -13,16 +13,16 @@ class Connector(AbstractConnector):
         that gets implemented it will totally rule '''
         vector = SearchVector('title', weight='A') +\
             SearchVector('subtitle', weight='B') +\
-            SearchVector('author_text', weight='A') +\
+            SearchVector('author_text', weight='C') +\
             SearchVector('isbn_13', weight='A') +\
             SearchVector('isbn_10', weight='A') +\
-            SearchVector('openlibrary_key', weight='B') +\
-            SearchVector('goodreads_key', weight='B') +\
-            SearchVector('asin', weight='B') +\
-            SearchVector('oclc_number', weight='B') +\
-            SearchVector('remote_id', weight='B') +\
-            SearchVector('description', weight='C') +\
-            SearchVector('series', weight='C')
+            SearchVector('openlibrary_key', weight='C') +\
+            SearchVector('goodreads_key', weight='C') +\
+            SearchVector('asin', weight='C') +\
+            SearchVector('oclc_number', weight='C') +\
+            SearchVector('remote_id', weight='C') +\
+            SearchVector('description', weight='D') +\
+            SearchVector('series', weight='D')
 
         results = models.Edition.objects.annotate(
             search=vector
diff --git a/bookwyrm/models/import_job.py b/bookwyrm/models/import_job.py
index 58bf4de61..b35f79921 100644
--- a/bookwyrm/models/import_job.py
+++ b/bookwyrm/models/import_job.py
@@ -73,14 +73,11 @@ class ImportItem(models.Model):
     def get_book_from_isbn(self):
         ''' search by isbn '''
         search_result = books_manager.first_search_result(
-            self.isbn, min_confidence=0.995
+            self.isbn, min_confidence=0.999
         )
         if search_result:
-            try:
-                # don't crash the import when the connector fails
-                return books_manager.get_or_create_book(search_result.key)
-            except ConnectorException:
-                pass
+            # raises ConnectorException
+            return books_manager.get_or_create_book(search_result.key)
         return None
 
 
@@ -91,7 +88,7 @@ class ImportItem(models.Model):
             self.data['Author']
         )
         search_result = books_manager.first_search_result(
-            search_term, min_confidence=0.995
+            search_term, min_confidence=0.999
         )
         if search_result:
             # raises ConnectorException