diff --git a/java/repositories.bzl b/java/repositories.bzl
index c507826..5829afc 100644
--- a/java/repositories.bzl
+++ b/java/repositories.bzl
@@ -13,9 +13,15 @@
 # limitations under the License.
 
 def rules_java_dependencies():
-    # Nothing to do here (yet).
+    """An utility method to load all dependencies of rules_java.
+
+    It doesn't do anything at the moment.
+    """
     pass
 
 def rules_java_toolchains():
-    # Nothing to do here (yet).
+    """An utility method to load all Java toolchains.
+
+    It doesn't do anything at the moment.
+    """
     pass