diff --git a/db/db.code.version.txt b/db/db.code.version.txt
index 9e42f3e..cdffbbc 100644
--- a/db/db.code.version.txt
+++ b/db/db.code.version.txt
@@ -1 +1 @@
-165
+166
diff --git a/db/db.update.166.sql b/db/db.update.166.sql
new file mode 100644
index 0000000..57ce1ad
--- /dev/null
+++ b/db/db.update.166.sql
@@ -0,0 +1,2 @@
+UPDATE award_awards SET award_source_fairs_id=NULL WHERE award_source_fairs_id=0;
+