diff --git a/build.gradle b/build.gradle
index 71b0dbf3..fb0b52bc 100644
--- a/build.gradle
+++ b/build.gradle
@@ -3,7 +3,7 @@
 buildscript {
     ext {
         androidPluginVersion = '3.0.1'
-        kotlinVersion = '1.2.20'
+        kotlinVersion = '1.2.21'
         supportLibraryVersion = '27.0.2'
         takisoftFixVersion = '27.0.2.0'
     }