diff --git a/protoc_plugins/swagger_gen.py b/protoc_plugins/swagger_gen.py
index 67d6a9a..3b558d6 100755
--- a/protoc_plugins/swagger_gen.py
+++ b/protoc_plugins/swagger_gen.py
@@ -20,7 +20,7 @@
 from simplejson import dumps
 
 # without this import, http method annotations would not be recognized:
-from google.api import annotations_pb2, http_pb2
+from chameleon.protos import annotations_pb2, http_pb2
 
 from chameleon.protoc_plugins.descriptor_parser import DescriptorParser
 from swagger_template import native_descriptors_to_swagger