b43 wifi won't load automatically

[Puertadelsur]

i have to terminal sudo modprobe b43 each time i want wifi

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: firmware-b43-installer 1:018-2
ProcVersionSignature: Ubuntu 3.16.0-49.65~14.04.1-generic 3.16.7-ckt15
Uname: Linux 3.16.0-49-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.15
Architecture: amd64
CurrentDesktop: XFCE
Date: Fri Sep 25 15:34:03 2015
InstallationDate: Installed on 2015-06-27 (89 days ago)
InstallationMedia: Xubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1)
PackageArchitecture: all
SourcePackage: b43-fwcutter
UpgradeStatus: No upgrade log present (probably fresh install)