diff --git a/build.gradle b/build.gradle
index 102c411..a3df461 100644
--- a/build.gradle
+++ b/build.gradle
@@ -3,7 +3,7 @@ version '0.1'
 
 buildscript {
     ext.kotlin_version = '1.1.0'
-    ext.dokka_version = '0.9.13'
+    ext.dokka_version = '0.9.9'
 
     repositories {
         mavenCentral()