diff --git a/backoff/backoff.go b/backoff/backoff.go
index 2146f3b92..c5d454715 100644
--- a/backoff/backoff.go
+++ b/backoff/backoff.go
@@ -10,9 +10,9 @@ import (
 
 // Config configures a Backoff
 type Config struct {
-	MinBackoff time.Duration `yaml:"min_period"`  // start backoff at this level
-	MaxBackoff time.Duration `yaml:"max_period"`  // increase exponentially to this level
-	MaxRetries int           `yaml:"max_retries"` // give up after this many; zero means infinite retries
+	MinBackoff time.Duration `yaml:"min_period" category:"advanced"`  // start backoff at this level
+	MaxBackoff time.Duration `yaml:"max_period" category:"advanced"`  // increase exponentially to this level
+	MaxRetries int           `yaml:"max_retries" category:"advanced"` // give up after this many; zero means infinite retries
 }
 
 // RegisterFlagsWithPrefix for Config.
diff --git a/grpcclient/grpcclient.go b/grpcclient/grpcclient.go
index ba7b74cfd..e7d93b64e 100644
--- a/grpcclient/grpcclient.go
+++ b/grpcclient/grpcclient.go
@@ -18,13 +18,13 @@ import (
 
 // Config for a gRPC client.
 type Config struct {
-	MaxRecvMsgSize  int     `yaml:"max_recv_msg_size"`
-	MaxSendMsgSize  int     `yaml:"max_send_msg_size"`
-	GRPCCompression string  `yaml:"grpc_compression"`
-	RateLimit       float64 `yaml:"rate_limit"`
-	RateLimitBurst  int     `yaml:"rate_limit_burst"`
+	MaxRecvMsgSize  int     `yaml:"max_recv_msg_size" category:"advanced"`
+	MaxSendMsgSize  int     `yaml:"max_send_msg_size" category:"advanced"`
+	GRPCCompression string  `yaml:"grpc_compression" category:"advanced"`
+	RateLimit       float64 `yaml:"rate_limit" category:"advanced"`
+	RateLimitBurst  int     `yaml:"rate_limit_burst" category:"advanced"`
 
-	BackoffOnRatelimits bool           `yaml:"backoff_on_ratelimits"`
+	BackoffOnRatelimits bool           `yaml:"backoff_on_ratelimits" category:"advanced"`
 	BackoffConfig       backoff.Config `yaml:"backoff_config"`
 
 	TLSEnabled bool             `yaml:"tls_enabled" category:"advanced"`