The ship was equipped with six quadruple mounts for the QF 2-pounder Mk VIII gun ("pom-pom"). These gun mounts could depress to −10° and elevate to a maximum of +80°. The Mk VIII 2-pounder gun fired a shell at a muzzle velocity of to a distance of . The gun's rate of fire was approximately 96–98 rounds per minute. She was also fitted with 19 Bofors 40 mm autocannon in single mounts. The Bofors fired a shell at a muzzle velocity of . It had a rate of fire of about 120 rounds per minute and a maximum range of . All of the guns were mounted on the flight deck, not in sponsons on the side of the hull like her half-sisters that were completed as aircraft carriers. Each "pom-pom" mount was provided with a separate fire-control director fitted with a Type 262 gunnery radar.