Fix missing var args expansion.
diff --git a/exported.go b/exported.go
index b34cb64..ec4d9a6 100644
--- a/exported.go
+++ b/exported.go
@@ -58,30 +58,30 @@
 
 // Debug logs a message at level Debug on the standard logger.
 func Debug(args ...interface{}) {
-	std.Debug(args)
+	std.Debug(args...)
 }
 
 // Info logs a message at level Info on the standard logger.
 func Info(args ...interface{}) {
-	std.Info(args)
+	std.Info(args...)
 }
 
 // Warn logs a message at level Warn on the standard logger.
 func Warn(args ...interface{}) {
-	std.Warn(args)
+	std.Warn(args...)
 }
 
 // Error logs a message at level Error on the standard logger.
 func Error(args ...interface{}) {
-	std.Error(args)
+	std.Error(args...)
 }
 
 // Panic logs a message at level Panic on the standard logger.
 func Panic(args ...interface{}) {
-	std.Panic(args)
+	std.Panic(args...)
 }
 
 // Fatal logs a message at level Fatal on the standard logger.
 func Fatal(args ...interface{}) {
-	std.Fatal(args)
+	std.Fatal(args...)
 }