diff --git a/src/backend/postmaster/postmaster.c b/src/backend/postmaster/postmaster.c
index 8e098e401b..dd16938d9c 100644
--- a/src/backend/postmaster/postmaster.c
+++ b/src/backend/postmaster/postmaster.c
@@ -404,7 +404,7 @@ static void BackendRun(Port *port) pg_attribute_noreturn();
 static void ExitPostmaster(int status) pg_attribute_noreturn();
 static int	ServerLoop(void);
 static int	BackendStartup(Port *port);
-static int	ProcessStartupPacket(Port *port, bool SSLdone);
+static int	ProcessStartupPacket(Port *port, bool secure_done);
 static void SendNegotiateProtocolVersion(List *unrecognized_protocol_options);
 static void processCancelRequest(Port *port, void *pkt);
 static int	initMasks(fd_set *rmask);