diff --git a/hw/input/stellaris_gamepad.c b/hw/input/stellaris_gamepad.c
index 06a0c0ce83..9dfa620e29 100644
--- a/hw/input/stellaris_gamepad.c
+++ b/hw/input/stellaris_gamepad.c
@@ -63,6 +63,13 @@ static void stellaris_gamepad_realize(DeviceState *dev, Error **errp)
     qemu_input_handler_register(dev, &stellaris_gamepad_handler);
 }
 
+static void stellaris_gamepad_finalize(Object *obj)
+{
+    StellarisGamepad *s = STELLARIS_GAMEPAD(obj);
+
+    g_free(s->keycodes);
+}
+
 static void stellaris_gamepad_reset_enter(Object *obj, ResetType type)
 {
     StellarisGamepad *s = STELLARIS_GAMEPAD(obj);
@@ -92,6 +99,7 @@ static const TypeInfo stellaris_gamepad_info[] = {
         .name = TYPE_STELLARIS_GAMEPAD,
         .parent = TYPE_SYS_BUS_DEVICE,
         .instance_size = sizeof(StellarisGamepad),
+        .instance_finalize = stellaris_gamepad_finalize,
         .class_init = stellaris_gamepad_class_init,
     },
 };