diff --git a/format.go b/format.go
index 7160674..ee3d0c8 100644
--- a/format.go
+++ b/format.go
@@ -248,7 +248,7 @@ func NewStringFormatter(format string) (Formatter, error) {
 		Time:   t,
 		Module: "logger",
 		Args:   []interface{}{"go"},
-		fmt:    &testFmt,
+		Fmt:    &testFmt,
 	}
 	if err := fmter.Format(0, r, &bytes.Buffer{}); err != nil {
 		return nil, err
diff --git a/logger.go b/logger.go
index 535ed9b..8f15bfa 100644
--- a/logger.go
+++ b/logger.go
@@ -45,12 +45,12 @@ type Record struct {
 	Time   time.Time
 	Module string
 	Level  Level
+	Fmt    *string
 	Args   []interface{}
 
 	// message is kept as a pointer to have shallow copies update this once
 	// needed.
 	message   *string
-	fmt       *string
 	formatter Formatter
 	formatted string
 }
@@ -75,8 +75,8 @@ func (r *Record) Message() string {
 			}
 		}
 		var buf bytes.Buffer
-		if r.fmt != nil {
-			fmt.Fprintf(&buf, *r.fmt, r.Args...)
+		if r.Fmt != nil {
+			fmt.Fprintf(&buf, *r.Fmt, r.Args...)
 		} else {
 			// use Fprintln to make sure we always get space between arguments
 			fmt.Fprintln(&buf, r.Args...)
@@ -151,7 +151,7 @@ func (l *Logger) log(lvl Level, format *string, args ...interface{}) {
 		Time:   timeNow(),
 		Module: l.Module,
 		Level:  lvl,
-		fmt:    format,
+		Fmt:    format,
 		Args:   args,
 	}