diff --git a/sync/generate-gradle.py b/sync/generate-gradle.py
index 787ed8a..516df7c 100755
--- a/sync/generate-gradle.py
+++ b/sync/generate-gradle.py
@@ -366,6 +366,8 @@ val deps = listOf(
 dependencies {
     deps.forEach { (conf, dep) ->
         conf(dep)
+        conf(dep + ":sources")
+        conf(dep + ":javadoc")
     }
 }