diff --git a/kaneda/backends/elasticsearch.py b/kaneda/backends/elasticsearch.py
index f480775..763cd28 100644
--- a/kaneda/backends/elasticsearch.py
+++ b/kaneda/backends/elasticsearch.py
@@ -56,7 +56,7 @@ def _get_index_name(self):
     def report(self, name, metric, value, tags, id_):
         payload = self._get_payload(name, value, tags)
         try:
-            self.client.index(index=self._get_index_name(), doc_type=metric, id=id_, body=payload)
+            return self.client.index(index=self._get_index_name(), doc_type=metric, id=id_, body=payload)
         except Exception as e:
             logger = logging.getLogger(__name__)
             logger.exception(e)
diff --git a/kaneda/backends/logger.py b/kaneda/backends/logger.py
index 796bd41..482dabe 100644
--- a/kaneda/backends/logger.py
+++ b/kaneda/backends/logger.py
@@ -36,5 +36,5 @@ def _get_payload(self, name, value, metric, tags, id_):
 
     def report(self, name, metric, value, tags, id_):
         payload = self._get_payload(name, value, metric, tags, id_)
-        self.logger.info(payload)
+        return self.logger.info(payload)
 
diff --git a/kaneda/backends/mongodb.py b/kaneda/backends/mongodb.py
index 63d2704..033444c 100644
--- a/kaneda/backends/mongodb.py
+++ b/kaneda/backends/mongodb.py
@@ -50,7 +50,7 @@ def _get_payload(self, name, value, metric, tags, id_):
     def report(self, name, metric, value, tags, id_):
         payload = self._get_payload(name, value, metric, tags, id_)
         try:
-            self.collection.insert_one(payload)
+            return self.collection.insert_one(payload)
         except Exception as e:
             logger = logging.getLogger(__name__)
             logger.exception(e)
diff --git a/kaneda/base.py b/kaneda/base.py
index 7b6a1ee..6fc124e 100644
--- a/kaneda/base.py
+++ b/kaneda/base.py
@@ -115,4 +115,4 @@ def get_user(user_id):
         return self._TimedContextManagerDecorator(self, name, tags, use_ms)
 
     def _report(self, name, metric, value, tags, id_=None):
-        self.backend.report(name, metric, value, tags, id_)
+        return self.backend.report(name, metric, value, tags, id_)