diff --git a/config/load.go b/config/load.go
index 9a394dabc..763d4c8b5 100644
--- a/config/load.go
+++ b/config/load.go
@@ -139,7 +139,7 @@ func load(cmdline, environ, envprefix []string, props *properties.Properties) (c
 	f.DurationVar(&readTimeout, "proxy.readtimeout", defaultValues.ReadTimeout, "read timeout for incoming requests")
 	f.DurationVar(&writeTimeout, "proxy.writetimeout", defaultValues.WriteTimeout, "write timeout for outgoing responses")
 	f.DurationVar(&cfg.Proxy.FlushInterval, "proxy.flushinterval", defaultConfig.Proxy.FlushInterval, "flush interval for streaming responses")
-	f.DurationVar(&cfg.Proxy.GlobalFlushInterval, "proxy.globalflushinterval", defaultConfig.Proxy.FlushInterval, "flush interval for non-streaming responses")
+	f.DurationVar(&cfg.Proxy.GlobalFlushInterval, "proxy.globalflushinterval", defaultConfig.Proxy.GlobalFlushInterval, "flush interval for non-streaming responses")
 	f.StringVar(&cfg.Log.AccessFormat, "log.access.format", defaultConfig.Log.AccessFormat, "access log format")
 	f.StringVar(&cfg.Log.AccessTarget, "log.access.target", defaultConfig.Log.AccessTarget, "access log target")
 	f.StringVar(&cfg.Log.RoutesFormat, "log.routes.format", defaultConfig.Log.RoutesFormat, "log format of routing table updates")