diff --git a/go.mod b/go.mod
index 547115b..39e8550 100644
--- a/go.mod
+++ b/go.mod
@@ -3,6 +3,6 @@
 go 1.16
 
 require (
-	github.com/alecthomas/kong v0.8.0
+	github.com/alecthomas/kong v0.8.1
 	github.com/stretchr/testify v1.8.4
 )
diff --git a/go.sum b/go.sum
index 3c1aea5..6dc4d81 100644
--- a/go.sum
+++ b/go.sum
@@ -1,7 +1,7 @@
 github.com/alecthomas/assert/v2 v2.1.0 h1:tbredtNcQnoSd3QBhQWI7QZ3XHOVkw1Moklp2ojoH/0=
 github.com/alecthomas/assert/v2 v2.1.0/go.mod h1:b/+1DI2Q6NckYi+3mXyH3wFb8qG37K/DuK80n7WefXA=
-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/repr v0.1.0 h1:ENn2e1+J3k09gyj2shc0dHr/yjaWSHRlrJ4DPMevDqE=
 github.com/alecthomas/repr v0.1.0/go.mod h1:2kn6fqh/zIyPLmm3ugklbEi5hg5wS435eygvNfaDQL8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
diff --git a/testdata/tokenizer_de.fst b/testdata/tokenizer_de.fst
index a3a458e..ac43bb1 100644
--- a/testdata/tokenizer_de.fst
+++ b/testdata/tokenizer_de.fst
Binary files differ