diff --git a/update-urls/go.mod b/update-urls/go.mod
index 53666db8f62..b27de025d9a 100644
--- a/update-urls/go.mod
+++ b/update-urls/go.mod
@@ -3,6 +3,6 @@ module github.com/google/go-github/update-urls
 go 1.16
 
 require (
-	github.com/google/go-cmp v0.5.6
+	github.com/google/go-cmp v0.5.9
 	github.com/pmezard/go-difflib v1.0.0
 )
diff --git a/update-urls/go.sum b/update-urls/go.sum
index cbfdfa221c3..915dea3a949 100644
--- a/update-urls/go.sum
+++ b/update-urls/go.sum
@@ -1,6 +1,4 @@
-github.com/google/go-cmp v0.5.6 h1:BKbKCqvP6I+rmFHt06ZmyQtvB8xAkWdhFyr0ZUNZcxQ=
-github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
+github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-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=