diff --git a/app/build.gradle b/app/build.gradle
index 1d7c66b..cf89a79 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -39,7 +39,7 @@ dependencies {
 
 buildscript {
     ext.kotlin_version = '1.1.2-2'
-    ext.android_support_version = '25.4.0'
+    ext.android_support_version = '26.0.0-beta2'
     repositories {
         mavenCentral()
     }