diff --git a/database/upgrades/00-latest-revision.sql b/database/upgrades/00-latest-revision.sql
index e5d13f7..6624be1 100644
--- a/database/upgrades/00-latest-revision.sql
+++ b/database/upgrades/00-latest-revision.sql
@@ -1,4 +1,4 @@
--- v0 -> v9: Latest revision
+-- v0 -> v10: Latest revision
 
 CREATE TABLE guild (
     dcid       TEXT PRIMARY KEY,
diff --git a/database/upgrades/10-remove-broken-double-puppets.sql b/database/upgrades/10-remove-broken-double-puppets.sql
new file mode 100644
index 0000000..862c917
--- /dev/null
+++ b/database/upgrades/10-remove-broken-double-puppets.sql
@@ -0,0 +1,2 @@
+-- v10: Remove double puppet ghosts added while there was a bug in the bridge
+DELETE FROM puppet WHERE id='';