diff --git a/go.mod b/go.mod
index dbeac07dfd6..65e133fbb12 100644
--- a/go.mod
+++ b/go.mod
@@ -58,7 +58,7 @@ require (
 	github.com/hashicorp/go-envparse v0.0.0-20180119215841-310ca1881b22
 	github.com/hashicorp/go-getter v1.5.9
 	github.com/hashicorp/go-hclog v1.0.0
-	github.com/hashicorp/go-immutable-radix v1.3.0
+	github.com/hashicorp/go-immutable-radix v1.3.1
 	github.com/hashicorp/go-memdb v1.3.2
 	github.com/hashicorp/go-msgpack v1.1.5
 	github.com/hashicorp/go-multierror v1.1.1
diff --git a/go.sum b/go.sum
index 763d2a7053b..68c460b2149 100644
--- a/go.sum
+++ b/go.sum
@@ -502,8 +502,9 @@ github.com/hashicorp/go-hclog v1.0.0/go.mod h1:whpDNt7SSdeAju8AWKIWsul05p54N/39E
 github.com/hashicorp/go-immutable-radix v1.0.0/go.mod h1:0y9vanUI8NX6FsYoO3zeMjhV/C5i9g4Q3DwcSNZ4P60=
 github.com/hashicorp/go-immutable-radix v1.1.0/go.mod h1:0y9vanUI8NX6FsYoO3zeMjhV/C5i9g4Q3DwcSNZ4P60=
 github.com/hashicorp/go-immutable-radix v1.2.0/go.mod h1:0y9vanUI8NX6FsYoO3zeMjhV/C5i9g4Q3DwcSNZ4P60=
-github.com/hashicorp/go-immutable-radix v1.3.0 h1:8exGP7ego3OmkfksihtSouGMZ+hQrhxx+FVELeXpVPE=
 github.com/hashicorp/go-immutable-radix v1.3.0/go.mod h1:0y9vanUI8NX6FsYoO3zeMjhV/C5i9g4Q3DwcSNZ4P60=
+github.com/hashicorp/go-immutable-radix v1.3.1 h1:DKHmCUm2hRBK510BaiZlwvpD40f8bJFeZnpfm2KLowc=
+github.com/hashicorp/go-immutable-radix v1.3.1/go.mod h1:0y9vanUI8NX6FsYoO3zeMjhV/C5i9g4Q3DwcSNZ4P60=
 github.com/hashicorp/go-kms-wrapping/entropy v0.1.0/go.mod h1:d1g9WGtAunDNpek8jUIEJnBlbgKS1N2Q61QkHiZyR1g=
 github.com/hashicorp/go-memdb v1.0.3/go.mod h1:LWQ8R70vPrS4OEY9k28D2z8/Zzyu34NVzeRibGAzHO0=
 github.com/hashicorp/go-memdb v1.3.2 h1:RBKHOsnSszpU6vxq80LzC2BaQjuuvoyaQbkLTf7V7g8=