diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c
index 45d00abed46cb3bd5955391b878a50856d456a30..94e748eb11783a82fb2cf8c4a14e8adf45cbbeb9 100644
--- a/src/backend/postmaster/autovacuum.c
+++ b/src/backend/postmaster/autovacuum.c
@@ -669,8 +669,8 @@ AutoVacLauncherMain(int argc, char *argv[])
 
 		/*
 		 * There are some conditions that we need to check before trying to
-		 * start a launcher.  First, we need to make sure that there is a
-		 * launcher slot available.  Second, we need to make sure that no
+		 * start a worker.  First, we need to make sure that there is a
+		 * worker slot available.  Second, we need to make sure that no
 		 * other worker failed while starting up.
 		 */