diff --git a/go.mod b/go.mod
index 0699990..bda902e 100644
--- a/go.mod
+++ b/go.mod
@@ -4,15 +4,15 @@ go 1.18
 
 require (
 	fortio.org/cli v1.5.2
-	fortio.org/dflag v1.7.1
+	fortio.org/dflag v1.7.2
 	fortio.org/log v1.12.2
 	fortio.org/version v1.0.4
-	golang.org/x/sys v0.20.0
+	golang.org/x/sys v0.21.0
 )
 
 require (
-	fortio.org/sets v1.0.4 // indirect
+	fortio.org/sets v1.1.1 // indirect
 	fortio.org/struct2env v0.4.0 // indirect
 	github.com/fsnotify/fsnotify v1.7.0 // indirect
-	golang.org/x/exp v0.0.0-20240318143956-a85f2c67cd81 // indirect
+	golang.org/x/exp v0.0.0-20240604190554-fc45aab8b7f8 // indirect
 )
diff --git a/go.sum b/go.sum
index 1943e3e..e82e235 100644
--- a/go.sum
+++ b/go.sum
@@ -1,19 +1,19 @@
 fortio.org/assert v1.2.1 h1:48I39urpeDj65RP1KguF7akCjILNeu6vICiYMEysR7Q=
 fortio.org/cli v1.5.2 h1:MfEcHAhYyIkwG04/K1YJL946Y8/jyAjmF9WeR5ZG/5E=
 fortio.org/cli v1.5.2/go.mod h1:SdQufh5PLd6oX2EtvtzLFw++gw8zVoejD1WlwGXAvYw=
-fortio.org/dflag v1.7.1 h1:sDdYSw3py02awhgtWEtRtZvOM0UWgeDweRsXWROU3A0=
-fortio.org/dflag v1.7.1/go.mod h1:3KB1SSilm1WwYl7gydDCnV24+DQaycAusNyy06dDD+c=
+fortio.org/dflag v1.7.2 h1:lUhXFvDlw4CJj/q7hPv/TC+n/wVoQylzQO6bUg5GQa0=
+fortio.org/dflag v1.7.2/go.mod h1:6yO/NIgrWfQH195WbHJ3Y45SCx11ffivQjfx2C/FS1U=
 fortio.org/log v1.12.2 h1:JwLDFvEUKGfqA09fcf+mOn8kxsvwhjXV92xghxNnnwA=
 fortio.org/log v1.12.2/go.mod h1:1tMBG/Elr6YqjmJCWiejJp2FPvXg7/9UAN0Rfpkyt1o=
-fortio.org/sets v1.0.4 h1:z5+qleG+9lpbpjGHvRGhfd+E5pJGsLetYl/w4pMc5MM=
-fortio.org/sets v1.0.4/go.mod h1:3W7rRfGhnRubPZsjvaZ2MiepcvWe5rSeHzcOG/mTfMw=
+fortio.org/sets v1.1.1 h1:Q7Z1Ft2lpUc1N7bfI8HofIK0QskrOflfYRyKT2LzBng=
+fortio.org/sets v1.1.1/go.mod h1:J2BwIxNOLWsSU7IMZUg541kh3Au4JEKHrghVwXs68tE=
 fortio.org/struct2env v0.4.0 h1:k5alSOTf3YHiB3MuacjDHQ3YhVWvNZ95ZP/a6MqvyLo=
 fortio.org/struct2env v0.4.0/go.mod h1:lENUe70UwA1zDUCX+8AsO663QCFqYaprk5lnPhjD410=
 fortio.org/version v1.0.4 h1:FWUMpJ+hVTNc4RhvvOJzb0xesrlRmG/a+D6bjbQ4+5U=
 fortio.org/version v1.0.4/go.mod h1:2JQp9Ax+tm6QKiGuzR5nJY63kFeANcgrZ0osoQFDVm0=
 github.com/fsnotify/fsnotify v1.7.0 h1:8JEhPFa5W2WU7YfeZzPNqzMP6Lwt7L2715Ggo0nosvA=
 github.com/fsnotify/fsnotify v1.7.0/go.mod h1:40Bi/Hjc2AVfZrqy+aj+yEI+/bRxZnMJyTJwOpGvigM=
-golang.org/x/exp v0.0.0-20240318143956-a85f2c67cd81 h1:6R2FC06FonbXQ8pK11/PDFY6N6LWlf9KlzibaCapmqc=
-golang.org/x/exp v0.0.0-20240318143956-a85f2c67cd81/go.mod h1:CQ1k9gNrJ50XIzaKCRR2hssIjF07kZFEiieALBM/ARQ=
-golang.org/x/sys v0.20.0 h1:Od9JTbYCk261bKm4M/mw7AklTlFYIa0bIp9BgSm1S8Y=
-golang.org/x/sys v0.20.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/exp v0.0.0-20240604190554-fc45aab8b7f8 h1:LoYXNGAShUG3m/ehNk4iFctuhGX/+R1ZpfJ4/ia80JM=
+golang.org/x/exp v0.0.0-20240604190554-fc45aab8b7f8/go.mod h1:jj3sYF3dwk5D+ghuXyeI3r5MFf+NT2An6/9dOA95KSI=
+golang.org/x/sys v0.21.0 h1:rF+pYz3DAGSQAxAu1CbC7catZg4ebC4UIeIhKxBZvws=
+golang.org/x/sys v0.21.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=