diff --git a/node/config.go b/node/config.go
index baa7a8f50d..b4f1378c8f 100644
--- a/node/config.go
+++ b/node/config.go
@@ -502,13 +502,13 @@ func (c *Config) warnOnce(w *bool, format string, args ...interface{}) {
 }
 
 type LogConfig struct {
-	FileRoot     *string
-	FilePath     *string
-	MaxBytesSize *uint
-	Level        *string
+	FileRoot     *string `toml:",omitempty"`
+	FilePath     *string `toml:",omitempty"`
+	MaxBytesSize *uint   `toml:",omitempty"`
+	Level        *string `toml:",omitempty"`
 
 	// TermTimeFormat is the time format used for console logging.
-	TermTimeFormat *string
+	TermTimeFormat *string `toml:",omitempty"`
 	// TimeFormat is the time format used for file logging.
-	TimeFormat *string
+	TimeFormat *string `toml:",omitempty"`
 }