diff --git a/package.json b/package.json
index bf5e2133d..cdd1da1ba 100644
--- a/package.json
+++ b/package.json
@@ -1,4 +1,7 @@
 {
+  "name": "NativeScript",
+  "description": "Telerik NativeScript Core Modules",
+  "homepage": "https://www.nativescript.org",
   "repository": {
     "type": "git",
     "url": "https://github.com/NativeScript/NativeScript"
@@ -42,4 +45,4 @@
     "test-ios": "tns run ios --path tests --justlaunch",
     "test": "npm run test-android && npm run test-ios"
   }
-}
+}
\ No newline at end of file
diff --git a/tests/app/ui/button/button-tests.ts b/tests/app/ui/button/button-tests.ts
index 48be06de7..9b1da062b 100644
--- a/tests/app/ui/button/button-tests.ts
+++ b/tests/app/ui/button/button-tests.ts
@@ -310,7 +310,7 @@ export function test_IntegrationTest_Transform_Decoration_Spacing_WithoutFormatt
         
         TKUnit.assertEqual(view.style.textTransform, enums.TextTransform.uppercase, "TextTransform");
         TKUnit.assertEqual(view.style.textDecoration, enums.TextDecoration.underline, "TextDecoration");
-        TKUnit.assertEqual(view.style.letterSpacing, 10, "LetterSpacing");
+        TKUnit.assertEqual(view.style.letterSpacing, 1, "LetterSpacing");
     });
 }
 
@@ -323,6 +323,6 @@ export function test_IntegrationTest_Transform_Decoration_Spacing_WithFormattedT
         
         TKUnit.assertEqual(view.style.textTransform, enums.TextTransform.uppercase, "TextTransform");
         TKUnit.assertEqual(view.style.textDecoration, enums.TextDecoration.underline, "TextDecoration");
-        TKUnit.assertEqual(view.style.letterSpacing, 10, "LetterSpacing");
+        TKUnit.assertEqual(view.style.letterSpacing, 1, "LetterSpacing");
     });
 }
\ No newline at end of file
diff --git a/tests/app/ui/label/label-tests.ts b/tests/app/ui/label/label-tests.ts
index 383079855..ff84ea191 100644
--- a/tests/app/ui/label/label-tests.ts
+++ b/tests/app/ui/label/label-tests.ts
@@ -605,7 +605,7 @@ export function test_IntegrationTest_Transform_Decoration_Spacing_WithoutFormatt
         
         TKUnit.assertEqual(view.style.textTransform, enums.TextTransform.uppercase, "TextTransform");
         TKUnit.assertEqual(view.style.textDecoration, enums.TextDecoration.underline, "TextDecoration");
-        TKUnit.assertEqual(view.style.letterSpacing, 10, "LetterSpacing");
+        TKUnit.assertEqual(view.style.letterSpacing, 1, "LetterSpacing");
     });
 }
 
@@ -618,6 +618,6 @@ export function test_IntegrationTest_Transform_Decoration_Spacing_WithFormattedT
         
         TKUnit.assertEqual(view.style.textTransform, enums.TextTransform.uppercase, "TextTransform");
         TKUnit.assertEqual(view.style.textDecoration, enums.TextDecoration.underline, "TextDecoration");
-        TKUnit.assertEqual(view.style.letterSpacing, 10, "LetterSpacing");
+        TKUnit.assertEqual(view.style.letterSpacing, 1, "LetterSpacing");
     });
 }
\ No newline at end of file
diff --git a/tests/app/ui/text-field/text-field-tests.ts b/tests/app/ui/text-field/text-field-tests.ts
index 58cacbdeb..ecfeba172 100644
--- a/tests/app/ui/text-field/text-field-tests.ts
+++ b/tests/app/ui/text-field/text-field-tests.ts
@@ -549,7 +549,7 @@ export function test_IntegrationTest_Transform_Decoration_Spacing_WithoutFormatt
         
         TKUnit.assertEqual(view.style.textTransform, enums.TextTransform.uppercase, "TextTransform");
         TKUnit.assertEqual(view.style.textDecoration, enums.TextDecoration.underline, "TextDecoration");
-        TKUnit.assertEqual(view.style.letterSpacing, 10, "LetterSpacing");
+        TKUnit.assertEqual(view.style.letterSpacing, 1, "LetterSpacing");
     });
 }
 
@@ -562,6 +562,6 @@ export function test_IntegrationTest_Transform_Decoration_Spacing_WithFormattedT
         
         TKUnit.assertEqual(view.style.textTransform, enums.TextTransform.uppercase, "TextTransform");
         TKUnit.assertEqual(view.style.textDecoration, enums.TextDecoration.underline, "TextDecoration");
-        TKUnit.assertEqual(view.style.letterSpacing, 10, "LetterSpacing");
+        TKUnit.assertEqual(view.style.letterSpacing, 1, "LetterSpacing");
     });
 }
\ No newline at end of file
diff --git a/tests/app/ui/text-view/text-view-tests.ts b/tests/app/ui/text-view/text-view-tests.ts
index d004da692..f8a4044d9 100644
--- a/tests/app/ui/text-view/text-view-tests.ts
+++ b/tests/app/ui/text-view/text-view-tests.ts
@@ -503,7 +503,7 @@ export function test_IntegrationTest_Transform_Decoration_Spacing_WithoutFormatt
         
         TKUnit.assertEqual(view.style.textTransform, enums.TextTransform.uppercase, "TextTransform");
         TKUnit.assertEqual(view.style.textDecoration, enums.TextDecoration.underline, "TextDecoration");
-        TKUnit.assertEqual(view.style.letterSpacing, 10, "LetterSpacing");
+        TKUnit.assertEqual(view.style.letterSpacing, 1, "LetterSpacing");
     });
 }
 
@@ -516,6 +516,6 @@ export function test_IntegrationTest_Transform_Decoration_Spacing_WithFormattedT
         
         TKUnit.assertEqual(view.style.textTransform, enums.TextTransform.uppercase, "TextTransform");
         TKUnit.assertEqual(view.style.textDecoration, enums.TextDecoration.underline, "TextDecoration");
-        TKUnit.assertEqual(view.style.letterSpacing, 10, "LetterSpacing");
+        TKUnit.assertEqual(view.style.letterSpacing, 1, "LetterSpacing");
     });
 }
\ No newline at end of file
diff --git a/tns-core-modules/ui/button/button.android.ts b/tns-core-modules/ui/button/button.android.ts
index 363879be8..372ace91c 100644
--- a/tns-core-modules/ui/button/button.android.ts
+++ b/tns-core-modules/ui/button/button.android.ts
@@ -3,6 +3,7 @@ import utils = require("utils/utils")
 import dependencyObservable = require("ui/core/dependency-observable");
 import style = require("ui/styling/style");
 import { TextBaseStyler as TBS } from "ui/text-base/text-base-styler";
+import {device} from "platform";
 
 global.moduleMerge(common, exports);
 
@@ -32,12 +33,12 @@ export class Button extends common.Button {
                     return that.get();
                 },
 
-                onClick: function(v) {
+                onClick: function (v) {
                     if (this.owner) {
                         this.owner._emit(common.Button.tapEvent);
                     }
                 }
-        }));
+            }));
 
         this._android.setOnTouchListener(new android.view.View.OnTouchListener(
             <utils.Owned & android.view.View.IOnTouchListener>{
@@ -45,7 +46,7 @@ export class Button extends common.Button {
                     return that.get();
                 },
 
-                onTouch: function(v, ev) {
+                onTouch: function (v, ev) {
                     if (ev.getAction() === 0) { // down
                         this.owner._goToVisualState("highlighted");
                     }
@@ -120,10 +121,12 @@ export class ButtonStyler implements style.Styler {
             TextBaseStyler.setWhiteSpaceProperty,
             TextBaseStyler.resetWhiteSpaceProperty), "Button");
 
-        style.registerHandler(style.letterSpacingProperty, new style.StylePropertyChangedHandler(
-            TextBaseStyler.setLetterSpacingProperty,
-            TextBaseStyler.resetLetterSpacingProperty,
-            TextBaseStyler.getLetterSpacingProperty), "Button");
+        if (parseInt(device.sdkVersion, 10) >= 21) {
+            style.registerHandler(style.letterSpacingProperty, new style.StylePropertyChangedHandler(
+                TextBaseStyler.setLetterSpacingProperty,
+                TextBaseStyler.resetLetterSpacingProperty,
+                TextBaseStyler.getLetterSpacingProperty), "Button");
+        }
     }
 }
 
diff --git a/tns-core-modules/ui/text-base/text-base-styler.android.ts b/tns-core-modules/ui/text-base/text-base-styler.android.ts
index a377ae913..5482faf11 100644
--- a/tns-core-modules/ui/text-base/text-base-styler.android.ts
+++ b/tns-core-modules/ui/text-base/text-base-styler.android.ts
@@ -3,6 +3,7 @@ import utils = require("utils/utils");
 import style = require("ui/styling/style");
 import font = require("ui/styling/font");
 import enums = require("ui/enums");
+import {device} from "platform";
 
 export class TextBaseStyler implements style.Styler {
     // color
@@ -109,20 +110,16 @@ export class TextBaseStyler implements style.Styler {
     }
 
     // letter-spacing
-    private static getLetterSpacingProperty(view: view.View) : any {
-        return view.android.getLetterSpacing ? view.android.getLetterSpacing() : 0;
+    private static getLetterSpacingProperty(view: view.View): any {
+        return view.android.getLetterSpacing();
     }
 
     private static setLetterSpacingProperty(view: view.View, newValue: any) {
-        if(view.android.setLetterSpacing) {
-           view.android.setLetterSpacing(newValue);
-        }
+        view.android.setLetterSpacing(newValue);
     }
 
     private static resetLetterSpacingProperty(view: view.View, nativeValue: any) {
-        if(view.android.setLetterSpacing) {
-            view.android.setLetterSpacing(nativeValue);
-        }
+        view.android.setLetterSpacing(nativeValue);
     }
 
     public static registerHandlers() {
@@ -153,14 +150,16 @@ export class TextBaseStyler implements style.Styler {
             TextBaseStyler.setWhiteSpaceProperty,
             TextBaseStyler.resetWhiteSpaceProperty), "TextBase");
 
-        style.registerHandler(style.letterSpacingProperty, new style.StylePropertyChangedHandler(
-            TextBaseStyler.setLetterSpacingProperty,
-            TextBaseStyler.resetLetterSpacingProperty,
-            TextBaseStyler.getLetterSpacingProperty), "TextBase");
+        if (parseInt(device.sdkVersion, 10) >= 21) {
+            style.registerHandler(style.letterSpacingProperty, new style.StylePropertyChangedHandler(
+                TextBaseStyler.setLetterSpacingProperty,
+                TextBaseStyler.resetLetterSpacingProperty,
+                TextBaseStyler.getLetterSpacingProperty), "TextBase");
+        }
 
         // !!! IMPORTANT !!! Button registrations were moved to button.android.ts to make sure they 
         // are executed when there is a Button on the page: https://github.com/NativeScript/NativeScript/issues/1902
         // If there is no TextBase on the Page, the TextBaseStyler.registerHandlers
         // method was never called because the file it is called from was never required.
     }
-}
+}
\ No newline at end of file