diff --git a/uikit/build.gradle b/uikit/build.gradle
index 3b265a4c..9fe809ba 100644
--- a/uikit/build.gradle
+++ b/uikit/build.gradle
@@ -65,6 +65,7 @@ dependencies {
 
     //cometchat
     compileOnly 'com.cometchat:pro-android-chat-sdk:2.1.0'
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.4.0"
 }
 repositories {
     mavenCentral()