BUG: fixed issue #126
BUG: fixed issue #126

Former-commit-id: 2ab2513ae1af7a87bfefa254b5f84bded908a75d
Former-commit-id: 0753bfa9259f533b74305c5648791dd05b1c3154
3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox