diff --git a/src/sdlan_pb.erl b/src/sdlan_pb.erl
index 724a451..1c645c2 100644
--- a/src/sdlan_pb.erl
+++ b/src/sdlan_pb.erl
@@ -47,7 +47,7 @@
 -export([gpb_version_source/0]).
 
 -include("sdlan_pb.hrl").
--include("gpb.hrl").
+-include_lib("gpb/include/gpb.hrl").
 
 %% enumerated types