diff --git a/docs/exporter/otlp/otlp.rst b/docs/exporter/otlp/otlp.rst
index 18b8b157340..7b14d868b72 100644
--- a/docs/exporter/otlp/otlp.rst
+++ b/docs/exporter/otlp/otlp.rst
@@ -8,27 +8,61 @@ OpenTelemetry OTLP Exporters
 opentelemetry.exporter.otlp.proto.http
 ---------------------------------------
 
+.. toctree::
+    :maxdepth: 1
+
 .. automodule:: opentelemetry.exporter.otlp.proto.http
     :members:
     :undoc-members:
     :show-inheritance:
 
+.. automodule:: opentelemetry.exporter.otlp.proto.http._common
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
 .. automodule:: opentelemetry.exporter.otlp.proto.http.trace_exporter
+    :members:
+    :undoc-members:
+    :show-inheritance:
 
 .. automodule:: opentelemetry.exporter.otlp.proto.http.metric_exporter
+    :members:
+    :undoc-members:
+    :show-inheritance:
 
 .. automodule:: opentelemetry.exporter.otlp.proto.http._log_exporter
+    :members:
+    :undoc-members:
+    :show-inheritance:
 
 opentelemetry.exporter.otlp.proto.grpc
 ---------------------------------------
 
+.. toctree::
+    :maxdepth: 1
+
 .. automodule:: opentelemetry.exporter.otlp.proto.grpc
     :members:
     :undoc-members:
     :show-inheritance:
 
+.. automodule:: opentelemetry.exporter.otlp.proto.grpc._common
+    :members:
+    :undoc-members:
+    :show-inheritance:
+
 .. automodule:: opentelemetry.exporter.otlp.proto.grpc.trace_exporter
+    :members:
+    :undoc-members:
+    :show-inheritance:
 
 .. automodule:: opentelemetry.exporter.otlp.proto.grpc.metric_exporter
+    :members:
+    :undoc-members:
+    :show-inheritance:
 
 .. automodule:: opentelemetry.exporter.otlp.proto.grpc._log_exporter
+    :members:
+    :undoc-members:
+    :show-inheritance: