diff --git a/_examples/go.mod b/_examples/go.mod
index a270dff4..1fda4e3e 100644
--- a/_examples/go.mod
+++ b/_examples/go.mod
@@ -3,9 +3,9 @@ module github.com/alecthomas/participle/v2/_examples
 go 1.18
 
 require (
-	github.com/alecthomas/assert/v2 v2.6.0
+	github.com/alecthomas/assert/v2 v2.10.0
 	github.com/alecthomas/go-thrift v0.0.0-20220915213326-b383ff0e9ca1
-	github.com/alecthomas/kong v0.8.1
+	github.com/alecthomas/kong v1.2.1
 	github.com/alecthomas/participle/v2 v2.1.0
 	github.com/alecthomas/repr v0.4.0
 )
diff --git a/_examples/go.sum b/_examples/go.sum
index c0eeb1dd..099d543c 100644
--- a/_examples/go.sum
+++ b/_examples/go.sum
@@ -1,9 +1,13 @@
 github.com/alecthomas/assert/v2 v2.6.0 h1:o3WJwILtexrEUk3cUVal3oiQY2tfgr/FHWiz/v2n4FU=
 github.com/alecthomas/assert/v2 v2.6.0/go.mod h1:Bze95FyfUr7x34QZrjL+XP+0qgp/zg8yS+TtBj1WA3k=
+github.com/alecthomas/assert/v2 v2.10.0 h1:jjRCHsj6hBJhkmhznrCzoNpbA3zqy0fYiUcYZP/GkPY=
+github.com/alecthomas/assert/v2 v2.10.0/go.mod h1:Bze95FyfUr7x34QZrjL+XP+0qgp/zg8yS+TtBj1WA3k=
 github.com/alecthomas/go-thrift v0.0.0-20220915213326-b383ff0e9ca1 h1:1dmVFISCxlfv+qSa2ak7TkebZ8w4kTRCqb4Uoj9MG5U=
 github.com/alecthomas/go-thrift v0.0.0-20220915213326-b383ff0e9ca1/go.mod h1:8dI6rFLWpVn5UKQjYBQMzTAszkI5SDMGOy7iHYbR0sw=
 github.com/alecthomas/kong v0.8.1 h1:acZdn3m4lLRobeh3Zi2S2EpnXTd1mOL6U7xVml+vfkY=
 github.com/alecthomas/kong v0.8.1/go.mod h1:n1iCIO2xS46oE8ZfYCNDqdR0b0wZNrXAIAqro/2132U=
+github.com/alecthomas/kong v1.2.1 h1:E8jH4Tsgv6wCRX2nGrdPyHDUCSG83WH2qE4XLACD33Q=
+github.com/alecthomas/kong v1.2.1/go.mod h1:rKTSFhbdp3Ryefn8x5MOEprnRFQ7nlmMC01GKhehhBM=
 github.com/alecthomas/repr v0.4.0 h1:GhI2A8MACjfegCPVq9f1FLvIBS+DrQ2KQBFZP1iFzXc=
 github.com/alecthomas/repr v0.4.0/go.mod h1:Fr0507jx4eOXV7AlPV6AVZLYrLIuIeSOWtW57eE/O/4=
 github.com/hexops/gotextdiff v1.0.3 h1:gitA9+qJrrTCsiCl7+kh75nPqQt1cx4ZkudSTLoUqJM=
diff --git a/cmd/participle/go.mod b/cmd/participle/go.mod
index b23e86a2..0937a2dc 100644
--- a/cmd/participle/go.mod
+++ b/cmd/participle/go.mod
@@ -3,7 +3,7 @@ module github.com/alecthomas/participle/v2/cmd/participle
 go 1.18
 
 require (
-	github.com/alecthomas/kong v0.8.1
+	github.com/alecthomas/kong v1.2.1
 	github.com/alecthomas/participle/v2 v2.1.0
 )
 
diff --git a/cmd/participle/go.sum b/cmd/participle/go.sum
index e1a05245..d2a72962 100644
--- a/cmd/participle/go.sum
+++ b/cmd/participle/go.sum
@@ -7,6 +7,8 @@ github.com/alecthomas/kong v0.8.0 h1:ryDCzutfIqJPnNn0omnrgHLbAggDQM2VWHikE1xqK7s
 github.com/alecthomas/kong v0.8.0/go.mod h1:n1iCIO2xS46oE8ZfYCNDqdR0b0wZNrXAIAqro/2132U=
 github.com/alecthomas/kong v0.8.1 h1:acZdn3m4lLRobeh3Zi2S2EpnXTd1mOL6U7xVml+vfkY=
 github.com/alecthomas/kong v0.8.1/go.mod h1:n1iCIO2xS46oE8ZfYCNDqdR0b0wZNrXAIAqro/2132U=
+github.com/alecthomas/kong v1.2.1 h1:E8jH4Tsgv6wCRX2nGrdPyHDUCSG83WH2qE4XLACD33Q=
+github.com/alecthomas/kong v1.2.1/go.mod h1:rKTSFhbdp3Ryefn8x5MOEprnRFQ7nlmMC01GKhehhBM=
 github.com/alecthomas/repr v0.0.0-20210801044451-80ca428c5142/go.mod h1:2kn6fqh/zIyPLmm3ugklbEi5hg5wS435eygvNfaDQL8=
 github.com/alecthomas/repr v0.1.0 h1:ENn2e1+J3k09gyj2shc0dHr/yjaWSHRlrJ4DPMevDqE=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=