diff --git a/libpretixsync/src/main/sqldelight/common/migrations/121.sqm b/libpretixsync/src/main/sqldelight/common/migrations/121.sqm
new file mode 100644
index 00000000..577643d1
--- /dev/null
+++ b/libpretixsync/src/main/sqldelight/common/migrations/121.sqm
@@ -0,0 +1,3 @@
+-- create the indices for pos again, if they already had the 118/119 confusion:
+CREATE INDEX IF NOT EXISTS CheckIn_local_nonce_index ON CheckIn (local_nonce);
+CREATE INDEX IF NOT EXISTS QueuedCheckIn_nonce_index ON QueuedCheckIn (nonce);