She had a main gun armament of four guns on low angle (30 degree) mounts that were only suitable for anti-ship use, and an anti-aircraft armament of two 2-pounder (40 mm) "pom-poms".
In 1941, one of the 4.7 in guns and the aft bank of torpedo tubes was removed, with a anti-aircraft gun replacing the torpedo tubes and an enhanced anti-submarine armament, which included 70 depth charges and the ability to drop patterns of 10 charges.