diff --git a/configfile.h b/configfile.h
index 647209cd..d1eef273 100644
--- a/configfile.h
+++ b/configfile.h
@@ -29,7 +29,7 @@
 #define TARGET_TIMELINE_LATEST 0
 
 /*
- * This is defined src/include/utils.h, however it's not practical
+ * This is defined in src/include/utils.h, however it's not practical
  * to include that from a frontend application.
  */
 #define PG_AUTOCONF_FILENAME "postgresql.auto.conf"