diff --git a/docker/Dockerfile.voltha_d b/docker/Dockerfile.voltha_d
index 0032232..a8ab938 100644
--- a/docker/Dockerfile.voltha_d
+++ b/docker/Dockerfile.voltha_d
@@ -31,6 +31,7 @@
 COPY --from=protos /protos/voltha /voltha/voltha/protos
 COPY --from=protos /protos/google/api /voltha/voltha/protos/third_party/google/api
 COPY --from=protos /protos/asfvolt16_olt /voltha/voltha/adapters/asfvolt16_olt/protos
+COPY --from=protos /protos/openolt /voltha/voltha/adapters/openolt/protos
 
 # Exposing process and default entry point
 # EXPOSE 8000