diff --git a/build.gradle b/build.gradle
index dab50129..e6faaa26 100644
--- a/build.gradle
+++ b/build.gradle
@@ -15,7 +15,7 @@ repositories {
     mavenCentral()
 }
 
-version = '0.4.0-alpha.3'
+version = '0.4.0-alpha.4'
 sourceCompatibility = 1.8
 
 sourceSets {