Canada's seasonally adjusted Ivey purchasing managers' index climbed to 53.1 in April from 50.1 in March. Analysts had expected the index to rise to 52.5.
A reading above 50 indicates a rise in the pace of activity, below 50 indicates a contraction in the pace of activity.
The supplier deliveries index was down to 46.8 in April from 48.5 in March, while employment index declined to 49.9 from 50.7.
The prices index was dropped to 53.9 in April from 58.5 in March, while inventories jumped to 52.3 from 48.6.