diff --git a/go/mysql/conn.go b/go/mysql/conn.go
index d4cd8f89c7d..5a99e4c21c8 100644
--- a/go/mysql/conn.go
+++ b/go/mysql/conn.go
@@ -39,7 +39,7 @@ import (
 	"vitess.io/vitess/go/vt/vterrors"
 )
 
-var mysqlServerFlushDelay = flag.Duration("mysql_server_flush_delay", 100*time.Millisecond, "Delay after which buffered response will be flushed to client.")
+var mysqlServerFlushDelay = flag.Duration("mysql_server_flush_delay", 100*time.Millisecond, "Delay after which buffered response will be flushed to the client.")
 
 const (
 	// connBufferSize is how much we buffer for reading and
diff --git a/go/vt/grpcclient/client.go b/go/vt/grpcclient/client.go
index 403fbaa331f..612c7b6ba1d 100644
--- a/go/vt/grpcclient/client.go
+++ b/go/vt/grpcclient/client.go
@@ -38,8 +38,8 @@ import (
 var (
 	keepaliveTime         = flag.Duration("grpc_keepalive_time", 10*time.Second, "After a duration of this time, if the client doesn't see any activity, it pings the server to see if the transport is still alive.")
 	keepaliveTimeout      = flag.Duration("grpc_keepalive_timeout", 10*time.Second, "After having pinged for keepalive check, the client waits for a duration of Timeout and if no activity is seen even after that the connection is closed.")
-	initialConnWindowSize = flag.Int("grpc_initial_conn_window_size", 0, "grpc initial connection window size")
-	initialWindowSize     = flag.Int("grpc_initial_window_size", 0, "grpc initial window size")
+	initialConnWindowSize = flag.Int("grpc_initial_conn_window_size", 0, "gRPC initial connection window size")
+	initialWindowSize     = flag.Int("grpc_initial_window_size", 0, "gRPC initial window size")
 )
 
 // FailFast is a self-documenting type for the grpc.FailFast.
diff --git a/go/vt/servenv/grpc_server.go b/go/vt/servenv/grpc_server.go
index ac469ffa192..1905d89bf0d 100644
--- a/go/vt/servenv/grpc_server.go
+++ b/go/vt/servenv/grpc_server.go
@@ -78,11 +78,11 @@ var (
 
 	// GRPCInitialConnWindowSize ServerOption that sets window size for a connection.
 	// The lower bound for window size is 64K and any value smaller than that will be ignored.
-	GRPCInitialConnWindowSize = flag.Int("grpc_server_initial_conn_window_size", 0, "grpc server initial connection window size")
+	GRPCInitialConnWindowSize = flag.Int("grpc_server_initial_conn_window_size", 0, "gRPC server initial connection window size")
 
 	// GRPCInitialWindowSize ServerOption that sets window size for stream.
 	// The lower bound for window size is 64K and any value smaller than that will be ignored.
-	GRPCInitialWindowSize = flag.Int("grpc_server_initial_window_size", 0, "grpc server initial window size")
+	GRPCInitialWindowSize = flag.Int("grpc_server_initial_window_size", 0, "gRPC server initial window size")
 
 	// EnforcementPolicy MinTime that sets the keepalive enforcement policy on the server.
 	// This is the minimum amount of time a client should wait before sending a keepalive ping.
@@ -91,7 +91,7 @@ var (
 	// EnforcementPolicy PermitWithoutStream - If true, server allows keepalive pings
 	// even when there are no active streams (RPCs). If false, and client sends ping when
 	// there are no active streams, server will send GOAWAY and close the connection.
-	GRPCKeepAliveEnforcementPolicyPermitWithoutStream = flag.Bool("grpc_server_keepalive_enforcement_policy_permit_without_stream", false, "grpc server permit client keepalive pings even when there are no active streams (RPCs)")
+	GRPCKeepAliveEnforcementPolicyPermitWithoutStream = flag.Bool("grpc_server_keepalive_enforcement_policy_permit_without_stream", false, "gRPC server permit client keepalive pings even when there are no active streams (RPCs)")
 
 	authPlugin Authenticator
 )