diff --git a/module/actor/actor.js b/module/actor/actor.js
index 6767769..369dd4e 100644
--- a/module/actor/actor.js
+++ b/module/actor/actor.js
@@ -4,7 +4,7 @@ import { fromIdUuid } from "../mosh.js";
  * Extend the base Actor entity by defining a custom roll data structure which is ideal for the Simple system.
  * @extends {Actor}
  */
-export class MothershipActor extends foundry.appv1.Actor {
+export class MothershipActor extends Actor {
 
   //Augment the basic actor data with additional dynamic data.
   prepareData() {
diff --git a/module/item/item.js b/module/item/item.js
index d6e2850..c147a0c 100644
--- a/module/item/item.js
+++ b/module/item/item.js
@@ -2,7 +2,7 @@
  * Extend the basic Item with some very simple modifications.
  * @extends {Item}
  */
-export class MothershipItem extends foundry.appv1.Item {
+export class MothershipItem extends Item {
   /**
    * Augment the basic Item data model with additional dynamic data.
    */
diff --git a/module/settings/creature-settings.js b/module/settings/creature-settings.js
index c517927..690cc6c 100644
--- a/module/settings/creature-settings.js
+++ b/module/settings/creature-settings.js
@@ -1,4 +1,4 @@
-export class DLCreatureSettings extends foundry.appv1.FormApplication {
+export class DLCreatureSettings extends FormApplication {
     static get defaultOptions() {
         const options = super.defaultOptions;
         options.id = 'sheet-modifiers';
diff --git a/module/windows/actor-generator.js b/module/windows/actor-generator.js
index 100ff2e..2118d33 100644
--- a/module/windows/actor-generator.js
+++ b/module/windows/actor-generator.js
@@ -1,4 +1,4 @@
-export class DLActorGenerator extends foundry.appv1.FormApplication {
+export class DLActorGenerator extends FormApplication {
    static get defaultOptions() {
       const options = super.defaultOptions;
       options.id = 'sheet-modifiers';
diff --git a/module/windows/settings-rolltables.js b/module/windows/settings-rolltables.js
index 0063819..df43be5 100644
--- a/module/windows/settings-rolltables.js
+++ b/module/windows/settings-rolltables.js
@@ -1,4 +1,4 @@
-export class rolltableConfig extends foundry.appv1.FormApplication {
+export class rolltableConfig extends FormApplication {
     static get defaultOptions() {
         const options = super.defaultOptions;
         console.log(options);
diff --git a/module/windows/ship-megadamage.js b/module/windows/ship-megadamage.js
index 6b6177f..712a8d3 100644
--- a/module/windows/ship-megadamage.js
+++ b/module/windows/ship-megadamage.js
@@ -1,5 +1,5 @@
 import { fromIdUuid } from "../mosh.js";
-export class DLShipMegaDamage extends foundry.appv1.FormApplication {
+export class DLShipMegaDamage extends FormApplication {
     static get defaultOptions() {
         const options = super.defaultOptions;
         options.id = 'sheet-modifiers';
diff --git a/module/windows/ship-setup.js b/module/windows/ship-setup.js
index 5d07231..3c6d172 100644
--- a/module/windows/ship-setup.js
+++ b/module/windows/ship-setup.js
@@ -1,4 +1,4 @@
-export class DLShipSetup extends foundry.appv1.FormApplication {
+export class DLShipSetup extends FormApplication {
     static get defaultOptions() {
         const options = super.defaultOptions;
         options.id = 'sheet-modifiers';