ofxCv errors on Raspberry PI2

I am trying ofxCv on my new Raspberry PI2 and I seem to run into a few errors:

In file included from ../../../addons/ofxCv/src/ofxCv.h:10:0,
                 from ../../../addons/ofxCv/libs/ofxCv/include/ofxCv/Calibration.h:22,
                 from ../../../addons/ofxCv/libs/ofxCv/src/Calibration.cpp:1:
../../../addons/ofxCv/libs/ofxCv/include/ofxCv/Wrappers.h: In function ‘void ofxCv::copyGray(S&, D&)’:
../../../addons/ofxCv/libs/ofxCv/include/ofxCv/Wrappers.h:196:36: error: ‘CV_RGBA2GRAY’ was not declared in this scope
../../../addons/ofxCv/libs/ofxCv/include/ofxCv/Wrappers.h:198:36: error: ‘CV_RGB2GRAY’ was not declared in this scope
In file included from ../../../addons/ofxCv/src/ofxCv.h:23:0,
../../../addons/ofxCv/libs/ofxCv/src/Calibration.cpp: In member function ‘bool ofxCv::Calibration::findBoard(cv::Mat, std::vector<cv::Point_<float> >&, bool)’:
../../../addons/ofxCv/libs/ofxCv/src/Calibration.cpp:180:21: error: ‘CV_CALIB_CB_ADAPTIVE_THRESH’ was not declared in this scope
../../../addons/ofxCv/libs/ofxCv/src/Calibration.cpp:194:83: error: ‘CV_TERMCRIT_EPS’ was not declared in this scope
../../../addons/ofxCv/libs/ofxCv/src/Calibration.cpp:194:101: error: ‘CV_TERMCRIT_ITER’ was not declared in this scope
../../../addons/ofxCv/libs/ofxCv/src/Calibration.cpp: In member function ‘void ofxCv::Calibration::updateReprojectionError()’:
../../../addons/ofxCv/libs/ofxCv/src/Calibration.cpp:427:62: error: ‘CV_L2’ was not declared in this scope

Maybe they’re armv7 related, I didn’t have any issues on armv6 RPi

What should I do to resolve these errors ?