diff --git a/src/os/object/outputstream.cc b/src/os/object/outputstream.cc
index fe4ec7fd4d5ef1938551f55cda19675c81758164..d97f0d975b8ee83ccb5154413b5d99701975a0e9 100644
--- a/src/os/object/outputstream.cc
+++ b/src/os/object/outputstream.cc
@@ -107,7 +107,7 @@ OutputStream & OutputStream::operator<<(double number)
 
 OutputStream & OutputStream::operator<<(float number)
 {
-	this->printf_float(number);
+	printf_float(number);
 	return *this;
 }