diff --git a/node_modules/react-native-text-input-mask/android/build.gradle b/node_modules/react-native-text-input-mask/android/build.gradle
index c94f33f..e799b3a 100644
--- a/node_modules/react-native-text-input-mask/android/build.gradle
+++ b/node_modules/react-native-text-input-mask/android/build.gradle
@@ -1,17 +1,17 @@
 apply plugin: 'com.android.library'
 apply plugin: 'kotlin-android'
 
-def safeExtGet(prop, fallback) {
-    rootProject.ext.has(prop) ? rootProject.ext.get(prop) : fallback
+def getExtOrDefault(name) {
+    return rootProject.ext.has(name) ? rootProject.ext.get(name) : project.properties['RNTextInputMask_' + name]
 }
 
 android {
-    compileSdkVersion safeExtGet('compileSdkVersion', 28)
-    buildToolsVersion safeExtGet('buildToolsVersion', '28.0.3')
+    compileSdkVersion getExtOrDefault('compileSdkVersion')
+    buildToolsVersion getExtOrDefault('buildToolsVersion')
 
     defaultConfig {
-        minSdkVersion safeExtGet('minSdkVersion', 16)
-        targetSdkVersion safeExtGet('targetSdkVersion', 28)
+        minSdkVersion getExtOrDefault('minSdkVersion')
+        targetSdkVersion getExtOrDefault('targetSdkVersion')
         versionCode 1
         versionName "1.0.0"
     }
@@ -26,6 +26,8 @@ android {
 }
 
 buildscript {
+    def kotlin_version = rootProject.ext.has('kotlinVersion') ? rootProject.ext.get('kotlinVersion') : project.properties['RNTextInputMask_kotlinVersion']
+
     ext {
         kotlinVersion = '1.4.31'
     }
@@ -36,7 +38,7 @@ buildscript {
     }
     dependencies {
         classpath 'com.android.tools.build:gradle:4.1.3'
-        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:${project.ext.kotlinVersion}"
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
 }
 
@@ -50,8 +52,10 @@ repositories {
     }
 }
 
+def kotlin_version = getExtOrDefault('kotlinVersion')
+
 dependencies {
     implementation 'com.facebook.react:react-native:+'
     implementation 'com.redmadrobot:input-mask-android:6.0.0'
-    implementation "org.jetbrains.kotlin:kotlin-stdlib:${project.ext.kotlinVersion}"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
 }
diff --git a/node_modules/react-native-text-input-mask/android/gradle.properties b/node_modules/react-native-text-input-mask/android/gradle.properties
new file mode 100644
index 0000000..d3512df
--- /dev/null
+++ b/node_modules/react-native-text-input-mask/android/gradle.properties
@@ -0,0 +1,5 @@
+RNTextInputMask_kotlinVersion = 1.5.20
+RNTextInputMask_compileSdkVersion = 28
+RNTextInputMask_buildToolsVersion = 28.0.3
+RNTextInputMask_minSdkVersion = 16
+RNTextInputMask_targetSdkVersion = 28
\ No newline at end of file