diff --git a/go.mod b/go.mod
index d8d49432f..b2fba2f5a 100644
--- a/go.mod
+++ b/go.mod
@@ -30,7 +30,7 @@ require (
 	github.com/klauspost/compress v1.18.5
 	github.com/klauspost/pgzip v1.2.6
 	github.com/klauspost/reedsolomon v1.13.3
-	github.com/kopia/htmluibuild v0.0.1-0.20260416161538-83b24c27eef7
+	github.com/kopia/htmluibuild v0.0.1-0.20260502040510-a4505d4145ae
 	github.com/kylelemons/godebug v1.1.0
 	github.com/mattn/go-colorable v0.1.14
 	github.com/minio/minio-go/v7 v7.0.100
diff --git a/go.sum b/go.sum
index f45fa7760..81c1745c6 100644
--- a/go.sum
+++ b/go.sum
@@ -162,8 +162,8 @@ github.com/klauspost/pgzip v1.2.6 h1:8RXeL5crjEUFnR2/Sn6GJNWtSQ3Dk8pq4CL3jvdDyjU
 github.com/klauspost/pgzip v1.2.6/go.mod h1:Ch1tH69qFZu15pkjo5kYi6mth2Zzwzt50oCQKQE9RUs=
 github.com/klauspost/reedsolomon v1.13.3 h1:01GwnO2xoCSaM0ShP4qwl+FsHg3csFShC6Tu/RS1ji0=
 github.com/klauspost/reedsolomon v1.13.3/go.mod h1:yjqqjgMTQkBUHSG97/rm4zipffCNbCiZcB3kTqr++sQ=
-github.com/kopia/htmluibuild v0.0.1-0.20260416161538-83b24c27eef7 h1:tMcr+W8OCaLHen5nxHDrchOKLNigCqslt2X9/kdPfkA=
-github.com/kopia/htmluibuild v0.0.1-0.20260416161538-83b24c27eef7/go.mod h1:h53A5JM3t2qiwxqxusBe+PFgGcgZdS+DWCQvG5PTlto=
+github.com/kopia/htmluibuild v0.0.1-0.20260502040510-a4505d4145ae h1:igSzPZDDs3icBsXWC/2zRFBRlzelXcBSODpxpORf6s8=
+github.com/kopia/htmluibuild v0.0.1-0.20260502040510-a4505d4145ae/go.mod h1:h53A5JM3t2qiwxqxusBe+PFgGcgZdS+DWCQvG5PTlto=
 github.com/kr/fs v0.1.0 h1:Jskdu9ieNAYnjxsi0LbQp1ulIKZV1LAFgK1tWhpZgl8=
 github.com/kr/fs v0.1.0/go.mod h1:FFnZGqtBN9Gxj7eW1uZ42v5BccTP0vu6NEaFoC2HwRg=
 github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=