diff --git a/ponsim/v2/scripts/build_protos.sh b/ponsim/v2/scripts/build_protos.sh
new file mode 100644
index 0000000..daccdbe
--- /dev/null
+++ b/ponsim/v2/scripts/build_protos.sh
@@ -0,0 +1,48 @@
+#!/bin/sh
+
+export SRC_DIR="$1"
+
+echo $SRC_DIR
+
+export MAPS=Mgoogle/protobuf/descriptor.proto=github.com/golang/protobuf/protoc-gen-go/descriptor
+export INCS="\
+    -I $SRC_DIR \
+    -I $GOPATH/src/github.com/grpc-ecosystem/grpc-gateway/third_party/googleapis"
+
+export VOLTHA_PB="\
+    $SRC_DIR/adapter.proto \
+    $SRC_DIR/device.proto \
+    $SRC_DIR/events.proto \
+    $SRC_DIR/health.proto \
+    $SRC_DIR/logical_device.proto \
+    $SRC_DIR/ponsim.proto \
+    $SRC_DIR/voltha.proto"
+
+export COMMON_PB="\
+    $SRC_DIR/common.proto \
+    $SRC_DIR/meta.proto \
+    $SRC_DIR/yang_options.proto"
+
+export PONSIM_PB="$SRC_DIR/ponsim_common.proto $SRC_DIR/ponsim_olt.proto"
+export SCHEMA_PB="$SRC_DIR/schema.proto"
+export IETF_PB="$SRC_DIR/ietf_interfaces.proto"
+export OF_PB="$SRC_DIR/openflow_13.proto"
+export BAL_PB="$SRC_DIR/bal*.proto"
+export BBF_PB="$SRC_DIR/bbf*.proto"
+
+export PB_VARS="\
+    VOLTHA_PB \
+    COMMON_PB \
+    PONSIM_PB \
+    SCHEMA_PB \
+    IETF_PB \
+    OF_PB \
+    BAL_PB \
+    BBF_PB"
+
+for pb_var in $PB_VARS
+do
+    pbs="$(eval echo \$$pb_var)"
+    echo "Compiling $pbs"
+    protoc --go_out=$MAPS,plugins=grpc:$GOPATH/src $INCS $pbs
+done