diff --git a/package.json b/package.json
index a27be464..440ce47c 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
         "postinstall": "husky install"
     },
     "devDependencies": {
-        "@league-of-foundry-developers/foundry-vtt-types": "^0.7.9-1",
+        "@league-of-foundry-developers/foundry-vtt-types": "^0.7.9-3",
         "@types/fs-extra": "^9.0.8",
         "@types/jest": "^26.0.20",
         "@typescript-eslint/eslint-plugin": "^4.16.1",
diff --git a/src/module/macros/item-macro.ts b/src/module/macros/item-macro.ts
index d6ed404b..0abc24f4 100644
--- a/src/module/macros/item-macro.ts
+++ b/src/module/macros/item-macro.ts
@@ -23,7 +23,7 @@ export async function createItemMacro(itemData: DS4ItemData, slot: string): Prom
             },
             { displaySheet: false },
         ));
-    game.user?.assignHotbarMacro(macro, (slot as unknown) as number); // TODO(types): adjust so that cast is not needed, slot should be an optional string
+    game.user?.assignHotbarMacro(macro, slot);
 }
 
 /**
diff --git a/src/module/rolls/roll.ts b/src/module/rolls/roll.ts
index 22ec0cd5..e0720a3c 100644
--- a/src/module/rolls/roll.ts
+++ b/src/module/rolls/roll.ts
@@ -8,7 +8,7 @@ export class DS4Roll<D extends Record<string, unknown> = Record<string, unknown>
      * template if the first dice term is a ds4 check.
      * @override
      */
-    async render(chatOptions: Roll.ChatOptions = {}): Promise<HTMLElement> {
+    async render(chatOptions: Roll.ChatOptions = {}): Promise<string> {
         chatOptions = mergeObject(
             {
                 user: game.user?._id,
@@ -39,6 +39,6 @@ export class DS4Roll<D extends Record<string, unknown> = Record<string, unknown>
         };
 
         // Render the roll display template
-        return (renderTemplate(chatOptions.template ?? "", chatData) as unknown) as Promise<HTMLElement>; // TODO(types): Make this cast unnecessary by fixing upstream
+        return renderTemplate(chatOptions.template ?? "", chatData);
     }
 }
diff --git a/src/module/rolls/slaying-dice-modifier.ts b/src/module/rolls/slaying-dice-modifier.ts
index c92242ac..0af9d6b9 100644
--- a/src/module/rolls/slaying-dice-modifier.ts
+++ b/src/module/rolls/slaying-dice-modifier.ts
@@ -1,9 +1,6 @@
 import { DS4Check } from "./check";
 
 export default function registerSlayingDiceModifier(): void {
-    // TODO(types): Adjust types to allow extension of DiceTerm.MODIFIERS (see https://github.com/League-of-Foundry-Developers/foundry-vtt-types/pull/573)
-    // eslint-disable-next-line
-    // @ts-ignore
     DicePool.MODIFIERS.x = slay;
     DicePool.POOL_REGEX = /^{([^}]+)}([A-z]([A-z0-9<=>]+)?)?$/;
 }
diff --git a/yarn.lock b/yarn.lock
index 42ba48ab..2c6ae598 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -647,9 +647,9 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@league-of-foundry-developers/foundry-vtt-types@npm:^0.7.9-1":
-  version: 0.7.9-1
-  resolution: "@league-of-foundry-developers/foundry-vtt-types@npm:0.7.9-1"
+"@league-of-foundry-developers/foundry-vtt-types@npm:^0.7.9-3":
+  version: 0.7.9-3
+  resolution: "@league-of-foundry-developers/foundry-vtt-types@npm:0.7.9-3"
   dependencies:
     "@types/howler": 2.2.1
     "@types/jquery": 3.5.1
@@ -659,7 +659,7 @@ __metadata:
     pixi.js: 5.3.4
     tinymce: 5.6.2
     typescript: ^4.1.4
-  checksum: 1b2e311e5ab2db9da4d67fee7b5ab038b228b76ff78f90830f770ae4cee7191f652a18dec0161cc7e2e9696fc06969e23b33a0402249bc4251cc557fa5efc430
+  checksum: 75524c7aa78ddb77cad1a9d041af30ae5bbd708f5b26568dabbb3d913a4643aefcc6f2ed80e1e76b3c17050579665eab155f035f840db6397691cf68eeee9b3f
   languageName: node
   linkType: hard
 
@@ -2820,7 +2820,7 @@ __metadata:
   version: 0.0.0-use.local
   resolution: "dungeonslayers4@workspace:."
   dependencies:
-    "@league-of-foundry-developers/foundry-vtt-types": ^0.7.9-1
+    "@league-of-foundry-developers/foundry-vtt-types": ^0.7.9-3
     "@types/fs-extra": ^9.0.8
     "@types/jest": ^26.0.20
     "@typescript-eslint/eslint-plugin": ^4.16.1