diff --git a/go.mod b/go.mod
index fb73409..f384237 100644
--- a/go.mod
+++ b/go.mod
@@ -5,7 +5,7 @@ go 1.22.7
 require (
 	fortio.org/cli v1.9.0
 	fortio.org/log v1.16.0
-	fortio.org/safecast v0.1.0
+	fortio.org/safecast v0.1.1
 	fortio.org/sets v1.2.0
 	fortio.org/struct2env v0.4.1
 	fortio.org/terminal v0.8.2
diff --git a/go.sum b/go.sum
index 1917faa..79b27a0 100644
--- a/go.sum
+++ b/go.sum
@@ -4,8 +4,8 @@ fortio.org/cli v1.9.0 h1:cPgNHvrjxznmbmwuXSwPqQLKZ+RMW8i0iAOESLjt1aI=
 fortio.org/cli v1.9.0/go.mod h1:pk/JBE8LcXtNuo5Yj2bLsVbwPaHo8NWdbstSN0cpbFk=
 fortio.org/log v1.16.0 h1:GhU8/9NkYZmEIzvTN/DTMedDAStLJraWUUVUA2EbNDc=
 fortio.org/log v1.16.0/go.mod h1:t58Spg9njjymvRioh5F6qKGSupEsnMjXLGWIS1i3khE=
-fortio.org/safecast v0.1.0 h1:YXinAgFD4OIFoXX9Ndn2AQBVo7tUf3IlqXznP8XcKhY=
-fortio.org/safecast v0.1.0/go.mod h1:kt6vI9BSRimgDGhNjxgvAfrYPsy0Zsrql46Lt/3jq9Y=
+fortio.org/safecast v0.1.1 h1:lKSckzBVCbeJXTNUiAvBdplYUafEHM9BahrP46WgPEQ=
+fortio.org/safecast v0.1.1/go.mod h1:xZmcPk3vi4kuUFf+tq4SvnlVdwViqf6ZSZl91Jr9Jdg=
 fortio.org/sets v1.2.0 h1:FBfC7R2xrOJtkcioUbY6WqEzdujuBoZRbSdp1fYF4Kk=
 fortio.org/sets v1.2.0/go.mod h1:J2BwIxNOLWsSU7IMZUg541kh3Au4JEKHrghVwXs68tE=
 fortio.org/struct2env v0.4.1 h1:rJludAMO5eBvpWplWEQNqoVDFZr4RWMQX7RUapgZyc0=