diff --git a/src/backend/postmaster/bgworker.c b/src/backend/postmaster/bgworker.c
index 40601aefd97..8dd7d64630c 100644
--- a/src/backend/postmaster/bgworker.c
+++ b/src/backend/postmaster/bgworker.c
@@ -663,7 +663,7 @@ SanityCheckBackgroundWorker(BackgroundWorker *worker, int elevel)
 	{
 		ereport(elevel,
 				(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
-				 errmsg("background worker \"%s\": background worker without shared memory access are not supported",
+				 errmsg("background worker \"%s\": background workers without shared memory access are not supported",
 						worker->bgw_name)));
 		return false;
 	}