diff --git a/go.mod b/go.mod
index 9fd89c846..ae072af8b 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/bearer/bearer
 go 1.21
 
 require (
-	github.com/bits-and-blooms/bitset v1.15.0
+	github.com/bits-and-blooms/bitset v1.19.1
 	github.com/bradleyjkemp/cupaloy v2.3.0+incompatible
 	github.com/buildkite/terminal v3.2.0+incompatible
 	github.com/dustin/go-humanize v1.0.1
diff --git a/go.sum b/go.sum
index 698e6dda9..b1d48aa66 100644
--- a/go.sum
+++ b/go.sum
@@ -14,8 +14,8 @@ github.com/bearer/go-vcsurl v0.0.0-20240112143255-3be11ce9a61e h1:JdIgUziiF2hbiW
 github.com/bearer/go-vcsurl v0.0.0-20240112143255-3be11ce9a61e/go.mod h1:qRFdKDa/0Lh9MT0xE+qQBYZ/01+mY1H40rZUHR24X9U=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
-github.com/bits-and-blooms/bitset v1.15.0 h1:DiCRMscZsGyYePE9AR3sVhKqUXCt5IZvkX5AfAc5xLQ=
-github.com/bits-and-blooms/bitset v1.15.0/go.mod h1:7hO7Gc7Pp1vODcmWvKMRA9BNmbv6a/7QIWpPxHddWR8=
+github.com/bits-and-blooms/bitset v1.19.1 h1:mv2yVhy96D2CuskLPXnc58oJNMs5PCWjAZuyYU0p12M=
+github.com/bits-and-blooms/bitset v1.19.1/go.mod h1:7hO7Gc7Pp1vODcmWvKMRA9BNmbv6a/7QIWpPxHddWR8=
 github.com/bradleyjkemp/cupaloy v2.3.0+incompatible h1:UafIjBvWQmS9i/xRg+CamMrnLTKNzo+bdmT/oH34c2Y=
 github.com/bradleyjkemp/cupaloy v2.3.0+incompatible/go.mod h1:Au1Xw1sgaJ5iSFktEhYsS0dbQiS1B0/XMXl+42y9Ilk=
 github.com/buildkite/terminal v3.2.0+incompatible h1:08p6611HADinUwK0oyxCaAsnFXVDU4GlTW1TdXVP+5s=