diff --git a/go.sum b/go.sum
index afbdd0770..3db6a16da 100644
--- a/go.sum
+++ b/go.sum
@@ -480,6 +480,8 @@ github.com/golang/snappy v0.0.1/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEW
 github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
 github.com/google/btree v1.0.0 h1:0udJVsspx3VBr5FwtLhQQtuAsVc79tTq0ocGIPAU6qo=
 github.com/google/btree v1.0.0/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
+github.com/google/exposure-notifications-server v0.6.2-0.20200901223640-ce4572602269 h1:BfZd4EeRIpiPdsz2DQZffmmogpglXR9tVgtxMZiEe18=
+github.com/google/exposure-notifications-server v0.6.2-0.20200901223640-ce4572602269/go.mod h1:MzHiq/DqSLt+7GbS3vDJtAbFj2qjPFxLYa8ciRZuUeo=
 github.com/google/flatbuffers v1.11.0/go.mod h1:1AeVuKshWv4vARoZatz6mlQ0JxURH0Kv5+zNeJKJCa8=
 github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
 github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=