diff --git a/go.mod b/go.mod
index 5777aa907..27f4a50cc 100644
--- a/go.mod
+++ b/go.mod
@@ -20,7 +20,7 @@ require (
 	github.com/corazawaf/libinjection-go v0.1.2
 	github.com/foxcpp/go-mockdns v1.0.0
 	github.com/magefile/mage v1.15.0
-	github.com/mccutchen/go-httpbin/v2 v2.9.0
+	github.com/mccutchen/go-httpbin/v2 v2.12.0
 	github.com/petar-dambovaliev/aho-corasick v0.0.0-20230725210150-fb29fc3c913e
 	github.com/tidwall/gjson v1.17.0
 	golang.org/x/net v0.18.0
diff --git a/go.sum b/go.sum
index 8e677b549..1edaab157 100644
--- a/go.sum
+++ b/go.sum
@@ -8,6 +8,8 @@ github.com/magefile/mage v1.15.0 h1:BvGheCMAsG3bWUDbZ8AyXXpCNwU9u5CB6sM+HNb9HYg=
 github.com/magefile/mage v1.15.0/go.mod h1:z5UZb/iS3GoOSn0JgWuiw7dxlurVYTu+/jHXqQg881A=
 github.com/mccutchen/go-httpbin/v2 v2.9.0 h1:0c8loz/kMEdBmcHJZh0MUgKX84U19AlLk7h6nf2Wkx4=
 github.com/mccutchen/go-httpbin/v2 v2.9.0/go.mod h1:+DBHcmg6EOeoizuiOI8iL12VIHXx+9YQNlz+gjB9uxk=
+github.com/mccutchen/go-httpbin/v2 v2.12.0 h1:MPrFw/Avug0E83SN/j5SYDuD9By0GDAJ9hNTR4RwjyU=
+github.com/mccutchen/go-httpbin/v2 v2.12.0/go.mod h1:f4DUXYlU6yH0V81O4lJIwqpmYdTXXmYwzxMnYEimFPk=
 github.com/miekg/dns v1.1.25/go.mod h1:bPDLeHnStXmXAq1m/Ch/hvfNHr14JKNPMBo3VZKjuso=
 github.com/miekg/dns v1.1.50 h1:DQUfb9uc6smULcREF09Uc+/Gd46YWqJd5DbpPE9xkcA=
 github.com/miekg/dns v1.1.50/go.mod h1:e3IlAVfNqAllflbibAZEWOXOQ+Ynzk/dDozDxY7XnME=