diff --git a/proto/runtime/build.gradle b/proto/runtime/build.gradle
new file mode 100644
index 00000000000..ac3f245de65
--- /dev/null
+++ b/proto/runtime/build.gradle
@@ -0,0 +1,28 @@
+group 'protokot-runtime'
+version '1.0-SNAPSHOT'
+
+buildscript {
+    ext.kotlin_version = '1.0.3'
+
+    repositories {
+        mavenCentral()
+    }
+    dependencies {
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.0.2"
+    }
+}
+
+apply plugin: 'java'
+apply plugin: 'kotlin'
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    compile "org.jetbrains.kotlin:kotlin-stdlib:1.0.1"
+}
+
+jar {
+    from { configurations.compile.collect { it.isDirectory() ? it : zipTree(it) } }
+}
\ No newline at end of file
diff --git a/proto/runtime/src/CodedInputStream.kt b/proto/runtime/src/main/kotlin/CodedInputStream.kt
similarity index 100%
rename from proto/runtime/src/CodedInputStream.kt
rename to proto/runtime/src/main/kotlin/CodedInputStream.kt
diff --git a/proto/runtime/src/CodedOutputStream.kt b/proto/runtime/src/main/kotlin/CodedOutputStream.kt
similarity index 100%
rename from proto/runtime/src/CodedOutputStream.kt
rename to proto/runtime/src/main/kotlin/CodedOutputStream.kt
diff --git a/proto/runtime/src/KotlinInputStream.kt b/proto/runtime/src/main/kotlin/KotlinInputStream.kt
similarity index 100%
rename from proto/runtime/src/KotlinInputStream.kt
rename to proto/runtime/src/main/kotlin/KotlinInputStream.kt
diff --git a/proto/runtime/src/KotlinOutputStream.kt b/proto/runtime/src/main/kotlin/KotlinOutputStream.kt
similarity index 100%
rename from proto/runtime/src/KotlinOutputStream.kt
rename to proto/runtime/src/main/kotlin/KotlinOutputStream.kt
diff --git a/proto/runtime/src/WireFormat.kt b/proto/runtime/src/main/kotlin/WireFormat.kt
similarity index 100%
rename from proto/runtime/src/WireFormat.kt
rename to proto/runtime/src/main/kotlin/WireFormat.kt
diff --git a/proto/runtime/src/WireType.kt b/proto/runtime/src/main/kotlin/WireType.kt
similarity index 100%
rename from proto/runtime/src/WireType.kt
rename to proto/runtime/src/main/kotlin/WireType.kt