diff --git a/build.gradle b/build.gradle
index 45dcf2e..a6ba7f5 100644
--- a/build.gradle
+++ b/build.gradle
@@ -8,7 +8,7 @@ buildscript {
         }
     }
     dependencies {
-        classpath "com.google.protobuf:protobuf-gradle-plugin:0.8.13"
+        classpath "com.google.protobuf:protobuf-gradle-plugin:0.9.4"
         classpath "gradle.plugin.com.github.johnrengelman:shadow:7.1.1"
     }
 }