Small fix [skip hazardlib][demos]
Small fix [skip hazardlib][demos]


Former-commit-id: 42baeab6974913039776630567fb224750cc761d [formerly 9777146846fa144aeaacc7df4b4ccaa9c80dfc72]
Former-commit-id: 30449f51957f7d06a3e76790cc8a098295537938
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine