diff --git a/src/bin/pg_upgrade/option.c b/src/bin/pg_upgrade/option.c
index b62cbbba43..ff1bcaa1a1 100644
--- a/src/bin/pg_upgrade/option.c
+++ b/src/bin/pg_upgrade/option.c
@@ -1,5 +1,5 @@
 /*
- *	opt.c
+ *	option.c
  *
  *	options functions
  *