diff --git a/ci/sub b/ci/sub
index cb8a9993d..519828001 160000
--- a/ci/sub
+++ b/ci/sub
@@ -1 +1 @@
-Subproject commit cb8a9993d7e1d91815650c5baade7658622189b9
+Subproject commit 5198280010adc30aabb611579579916abfe20a45
diff --git a/go.mod b/go.mod
index 3d996c072..c75007881 100644
--- a/go.mod
+++ b/go.mod
@@ -23,7 +23,7 @@ require (
 	golang.org/x/xerrors v0.0.0-20220907171357-04be3eba64a2
 	gonum.org/v1/plot v0.12.0
 	nhooyr.io/websocket v1.8.7
-	oss.terrastruct.com/util-go v0.0.0-20230224133755-305bb6ab7844
+	oss.terrastruct.com/util-go v0.0.0-20230228050345-d1fed4d6be62
 )
 
 require (
diff --git a/go.sum b/go.sum
index 07e2008cc..4addedab4 100644
--- a/go.sum
+++ b/go.sum
@@ -277,6 +277,6 @@ honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWh
 honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 nhooyr.io/websocket v1.8.7 h1:usjR2uOr/zjjkVMy0lW+PPohFok7PCow5sDjLgX4P4g=
 nhooyr.io/websocket v1.8.7/go.mod h1:B70DZP8IakI65RVQ51MsWP/8jndNma26DVA/nFSCgW0=
-oss.terrastruct.com/util-go v0.0.0-20230224133755-305bb6ab7844 h1:VPvvOad7FchgCtBw9p2R1/0KQAl2ot/HoeYFpb9C82I=
-oss.terrastruct.com/util-go v0.0.0-20230224133755-305bb6ab7844/go.mod h1:Fwy72FDIOOM4K8F96ScXkxHHppR1CPfUyo9+x9c1PBU=
+oss.terrastruct.com/util-go v0.0.0-20230228050345-d1fed4d6be62 h1:XQZNMkHQr2q1eJIcHcgja29X04oDG8SqqdICCgxe5Bk=
+oss.terrastruct.com/util-go v0.0.0-20230228050345-d1fed4d6be62/go.mod h1:Fwy72FDIOOM4K8F96ScXkxHHppR1CPfUyo9+x9c1PBU=
 rsc.io/pdf v0.1.1 h1:k1MczvYDUvJBe93bYd7wrZLLUEcLZAuF824/I4e5Xr4=