diff --git a/publish/pack.sh b/publish/pack.sh
index 212f22f..e956670 100755
--- a/publish/pack.sh
+++ b/publish/pack.sh
@@ -7,7 +7,7 @@ ROOT_DIR=..;
 PUBLISH=--publish
 
 install(){
-    npm i
+    npm i ts-patch -D
 }
 
 pack() {
diff --git a/src/index.d.ts b/src/index.d.ts
index 4e90b5a..61cb0a2 100644
--- a/src/index.d.ts
+++ b/src/index.d.ts
@@ -1,4 +1,4 @@
-import { Color } from "tns-core-modules/color";
+import { Color } from "@nativescript/core/color";
 
 export declare class ModalDatetimepicker {
   constructor();
diff --git a/src/modal-datetimepicker.ios.ts b/src/modal-datetimepicker.ios.ts
index 12324bb..d10685c 100644
--- a/src/modal-datetimepicker.ios.ts
+++ b/src/modal-datetimepicker.ios.ts
@@ -178,7 +178,7 @@ export class ModalDatetimepicker {
       );
 
       pickerHolderView = UIView.alloc().init();
-      const appearance = Application.systemAppearance();
+      const appearance = Application.ios.systemAppearance;
       if (appearance) {
         pickerHolderView.backgroundColor =
           appearance === "dark" ? UIColor.blackColor : UIColor.whiteColor;
diff --git a/src/package.json b/src/package.json
index 449ef56..9c3a99d 100644
--- a/src/package.json
+++ b/src/package.json
@@ -19,7 +19,7 @@
   },
   "scripts": {
     "tsc": "tsc -skipLibCheck",
-    "build": "npm i && tsc",
+    "build": "npm i && ts-patch install && npm run tsc",
     "postclone": "npm i && node scripts/postclone.js && cd ../demo && npm i && cd ../src && npm run plugin.link",
     "test.android": "npm i && npm run tsc && npm run tslint && cd ../demo && tns build android && tns test android --justlaunch",
     "test.ios": "npm i && npm run tsc && npm run tslint && cd ../demo && tns build ios && tns test ios --justlaunch",