diff --git a/go.mod b/go.mod
index 24357c3c726165db445be956e21d9d5f571d822f..887df01aa26e5effc157d0b9ee83040b70ccd7fb 100644
--- a/go.mod
+++ b/go.mod
@@ -53,6 +53,7 @@ require (
 	github.com/toolkits/concurrent v0.0.0-20150624120057-a4371d70e3e3 // indirect
 	github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2 // indirect
 	github.com/zouyx/agollo v0.0.0-20191114083447-dde9fc9f35b8
+	go.etcd.io/bbolt v1.3.4 // indirect
 	go.uber.org/atomic v1.4.0
 	go.uber.org/zap v1.10.0
 	google.golang.org/grpc v1.22.1
diff --git a/go.sum b/go.sum
index 5bf460fc486ed123b6db91241e3ed8c1afc893ba..92ab16c43430a90b4521e3ebd586739d484b72e5 100644
--- a/go.sum
+++ b/go.sum
@@ -502,6 +502,8 @@ github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2 h1:eY9dn8+vbi4tKz5
 github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2/go.mod h1:UETIi67q53MR2AWcXfiuqkDkRtnGDLqkBTpCHuJHxtU=
 github.com/zouyx/agollo v0.0.0-20191114083447-dde9fc9f35b8 h1:k8TV7Gz7cpWpOw/dz71fx8cCZdWoPuckHJ/wkJl+meg=
 github.com/zouyx/agollo v0.0.0-20191114083447-dde9fc9f35b8/go.mod h1:S1cAa98KMFv4Sa8SbJ6ZtvOmf0VlgH0QJ1gXI0lBfBY=
+go.etcd.io/bbolt v1.3.4 h1:hi1bXHMVrlQh6WwxAy+qZCV/SYIlqo+Ushwdpa4tAKg=
+go.etcd.io/bbolt v1.3.4/go.mod h1:G5EMThwa9y8QZGBClrRx5EY+Yw9kAhnjy3bSjsnlVTQ=
 go.uber.org/atomic v1.4.0 h1:cxzIVoETapQEqDhQu3QfnvXAV4AlzcvUCxkVUFw3+EU=
 go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
 go.uber.org/multierr v1.1.0 h1:HoEmRHQPVSqub6w2z2d2EOVs2fjyFRGyofhKuyDq0QI=
@@ -548,6 +550,8 @@ golang.org/x/sys v0.0.0-20190508220229-2d0786266e9c/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20190523142557-0e01d883c5c5/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190801041406-cbf593c0f2f3 h1:4y9KwBHBgBNwDbtu44R5o1fdOCQUEXhbk/P4A9WmJq0=
 golang.org/x/sys v0.0.0-20190801041406-cbf593c0f2f3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200202164722-d101bd2416d5 h1:LfCXLvNmTYH9kEmVgqbnsWfruoXZIrh4YBgqVHtDvw0=
+golang.org/x/sys v0.0.0-20200202164722-d101bd2416d5/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/text v0.0.0-20160726164857-2910a502d2bf/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=