(VOL-4972)PON and ONU object get apis (the pipeline will fail until
the protos changes (https://gerrit.opencord.org/c/voltha-protos/+/34069)
get merged)

Change-Id: I38c11ae873a24c7b20594b0d484565085f4432a5
diff --git a/Makefile b/Makefile
index 8bf4bc1..f4cec6c 100644
--- a/Makefile
+++ b/Makefile
@@ -27,7 +27,7 @@
 
 ## Variables
 OPENOLTDEVICE     ?= sim
-OPENOLT_PROTO_VER ?= v5.2.1
+OPENOLT_PROTO_VER ?= v5.4.6
 
 DOCKER                     ?= docker
 DOCKER_REGISTRY            ?=