diff --git a/go.mod b/go.mod
index aa42f92..6b070fb 100644
--- a/go.mod
+++ b/go.mod
@@ -4,7 +4,7 @@ go 1.20
 
 require (
 	github.com/oschwald/maxminddb-golang v1.12.0
-	github.com/stretchr/testify v1.8.4
+	github.com/stretchr/testify v1.9.0
 	go4.org/netipx v0.0.0-20220812043211-3cc044ffd68d
 	golang.org/x/exp v0.0.0-20230905200255-921286631fa9
 )
diff --git a/go.sum b/go.sum
index 25ee74d..7c2fcb0 100644
--- a/go.sum
+++ b/go.sum
@@ -4,8 +4,8 @@ github.com/oschwald/maxminddb-golang v1.12.0 h1:9FnTOD0YOhP7DGxGsq4glzpGy5+w7pq5
 github.com/oschwald/maxminddb-golang v1.12.0/go.mod h1:q0Nob5lTCqyQ8WT6FYgS1L7PXKVVbgiymefNwIjPzgY=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
-github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
+github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
+github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 go4.org/netipx v0.0.0-20220812043211-3cc044ffd68d h1:ggxwEf5eu0l8v+87VhX1czFh8zJul3hK16Gmruxn7hw=
 go4.org/netipx v0.0.0-20220812043211-3cc044ffd68d/go.mod h1:tgPU4N2u9RByaTN3NC2p9xOzyFpte4jYwsIIRF7XlSc=
 golang.org/x/exp v0.0.0-20230905200255-921286631fa9 h1:GoHiUyI/Tp2nVkLI2mCxVkOjsbSXD66ic0XW0js0R9g=