diff --git a/protocols/grpc/proto/BUCK b/protocols/grpc/proto/BUCK
index f4a4033..f0df65d 100644
--- a/protocols/grpc/proto/BUCK
+++ b/protocols/grpc/proto/BUCK
@@ -2,7 +2,7 @@
     '//bucklets/grpc.bucklet'
 )
 
-PROTOC_VER = '3.0.2'
+PROTOBUF_VER = '3.0.2'
 GRPC_VER = '1.3.0'
 
 COMPILE_DEPS = [
@@ -10,13 +10,13 @@
     '//incubator/grpc-dependencies:grpc-core-repkg-' + GRPC_VER,
     '//lib:grpc-stub-' + GRPC_VER,
     '//lib:grpc-protobuf-' + GRPC_VER,
-    '//lib:protobuf-java-' + PROTOC_VER,
+    '//lib:protobuf-java-' + PROTOBUF_VER,
 ]
 
 grpc_jar(
     proto_match_patterns = ["*.proto"],
     proto_paths = ["$ONOS_ROOT/protocols/grpc/proto/", "$ONOS_ROOT"], #FIXME should not have to include ONOS_ROOT top level here
-    protoc_version = PROTOC_VER,
+    protoc_version = PROTOBUF_VER,
     plugin_version = GRPC_VER,
     deps = COMPILE_DEPS,
 )