diff --git a/go.mod b/go.mod
index 5370d0d601..fd9870537c 100644
--- a/go.mod
+++ b/go.mod
@@ -17,7 +17,7 @@ require (
 	github.com/grpc-ecosystem/go-grpc-middleware v1.0.0
 	github.com/grpc-ecosystem/go-grpc-prometheus v0.0.0-20181025070259-68e3a13e4117
 	github.com/hashicorp/go-sockaddr v0.0.0-20180320115054-6d291a969b86
-	github.com/hashicorp/golang-lru v0.5.0
+	github.com/hashicorp/golang-lru v0.5.1
 	github.com/hashicorp/memberlist v0.1.0
 	github.com/julienschmidt/httprouter v1.1.0 // indirect
 	github.com/lovoo/gcloud-opentracing v0.3.0
diff --git a/go.sum b/go.sum
index 6b587d2eda..49a5f99a21 100644
--- a/go.sum
+++ b/go.sum
@@ -124,6 +124,8 @@ github.com/hashicorp/go-uuid v1.0.0 h1:RS8zrF7PhGwyNPOtxSClXXj9HA8feRnJzgnI1RJCS
 github.com/hashicorp/go-uuid v1.0.0/go.mod h1:6SBZvOh/SIDV7/2o3Jml5SYk/TvGqwFJ/bN7x4byOro=
 github.com/hashicorp/golang-lru v0.5.0 h1:CL2msUPvZTLb5O648aiLNJw3hnBxN2+1Jq8rCOH9wdo=
 github.com/hashicorp/golang-lru v0.5.0/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
+github.com/hashicorp/golang-lru v0.5.1 h1:0hERBMJE1eitiLkihrMvRVBYAkpHzc/J3QdDN+dAcgU=
+github.com/hashicorp/golang-lru v0.5.1/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
 github.com/hashicorp/memberlist v0.1.0 h1:qSsCiC0WYD39lbSitKNt40e30uorm2Ss/d4JGU1hzH8=
 github.com/hashicorp/memberlist v0.1.0/go.mod h1:ncdBp14cuox2iFOq3kDiquKU6fqsTBc3W6JvZwjxxsE=
 github.com/hashicorp/serf v0.0.0-20161007004122-1d4fa605f6ff h1:3QdMaUEV3zE0VcBgBj+P3GQ26ZKmhb5gLea1hqAZ50U=