diff --git a/text_formatter.go b/text_formatter.go
index 20f2d7e..dd86caa 100644
--- a/text_formatter.go
+++ b/text_formatter.go
@@ -28,10 +28,6 @@
 	isTerminal = IsTerminal()
 }
 
-func miniTS() int {
-	return int(time.Since(baseTimestamp) / time.Second)
-}
-
 type TextFormatter struct {
 	// Set to true to bypass checking for a TTY before outputting colors.
 	ForceColors bool
@@ -118,7 +114,7 @@
 	if f.DisableTimestamp {
 		fmt.Fprintf(b, "\x1b[%dm%s\x1b[0m %-44s ", levelColor, levelText, entry.Message)
 	} else if !f.FullTimestamp {
-		fmt.Fprintf(b, "\x1b[%dm%s\x1b[0m[%04d] %-44s ", levelColor, levelText, miniTS(), entry.Message)
+		fmt.Fprintf(b, "\x1b[%dm%s\x1b[0m[%04d] %-44s ", levelColor, levelText, int(entry.Time.Sub(baseTimestamp)/time.Second), entry.Message)
 	} else {
 		fmt.Fprintf(b, "\x1b[%dm%s\x1b[0m[%s] %-44s ", levelColor, levelText, entry.Time.Format(timestampFormat), entry.Message)
 	}