diff --git a/go.mod b/go.mod
index 60d6890..5cab329 100644
--- a/go.mod
+++ b/go.mod
@@ -1,5 +1,5 @@
 module go.lsp.dev/uri
 
-go 1.13
+go 1.15
 
-require github.com/google/go-cmp v0.4.0
+require github.com/google/go-cmp v0.5.4
diff --git a/go.sum b/go.sum
index 7a664be..1ffcbdb 100644
--- a/go.sum
+++ b/go.sum
@@ -1,4 +1,4 @@
-github.com/google/go-cmp v0.4.0 h1:xsAVV57WRhGj6kEIi8ReJzQlHHqcBYCElAvkovg3B/4=
-github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.5.4 h1:L8R9j+yAqZuZjsqh/z+F1NCffTKKLShY6zXTItVIZ8M=
+github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=