diff --git a/go.mod b/go.mod
index 67e4035..7369e05 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,7 @@
 module github.com/nwtgck/piping-server-check
 
 go 1.21
+toolchain go1.22.5
 
 require (
 	github.com/deckarep/golang-set/v2 v2.6.0
@@ -8,7 +9,7 @@ require (
 	github.com/google/uuid v1.6.0
 	github.com/itchyny/timefmt-go v0.1.6
 	github.com/k0kubun/pp/v3 v3.2.0
-	github.com/quic-go/quic-go v0.45.1
+	github.com/quic-go/quic-go v0.48.1
 	github.com/spf13/cobra v1.8.1
 	github.com/stretchr/testify v1.9.0
 	go.uber.org/atomic v1.11.0
@@ -25,7 +26,7 @@ require (
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/onsi/ginkgo/v2 v2.19.0 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	github.com/quic-go/qpack v0.4.0 // indirect
+	github.com/quic-go/qpack v0.5.1 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	go.uber.org/mock v0.4.0 // indirect
 	golang.org/x/crypto v0.28.0 // indirect
diff --git a/go.sum b/go.sum
index b0e5666..7f5a4fa 100644
--- a/go.sum
+++ b/go.sum
@@ -32,10 +32,10 @@ github.com/onsi/gomega v1.33.1 h1:dsYjIxxSR755MDmKVsaFQTE22ChNBcuuTWgkUDSubOk=
 github.com/onsi/gomega v1.33.1/go.mod h1:U4R44UsT+9eLIaYRB2a5qajjtQYn0hauxvRm16AVYg0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/quic-go/qpack v0.4.0 h1:Cr9BXA1sQS2SmDUWjSofMPNKmvF6IiIfDRmgU0w1ZCo=
-github.com/quic-go/qpack v0.4.0/go.mod h1:UZVnYIfi5GRk+zI9UMaCPsmZ2xKJP7XBUvVyT1Knj9A=
-github.com/quic-go/quic-go v0.45.1 h1:tPfeYCk+uZHjmDRwHHQmvHRYL2t44ROTujLeFVBmjCA=
-github.com/quic-go/quic-go v0.45.1/go.mod h1:1dLehS7TIR64+vxGR70GDcatWTOtMX2PUtnKsjbTurI=
+github.com/quic-go/qpack v0.5.1 h1:giqksBPnT/HDtZ6VhtFKgoLOWmlyo9Ei6u9PqzIMbhI=
+github.com/quic-go/qpack v0.5.1/go.mod h1:+PC4XFrEskIVkcLzpEkbLqq1uCoxPhQuvK5rH1ZgaEg=
+github.com/quic-go/quic-go v0.48.1 h1:y/8xmfWI9qmGTc+lBr4jKRUWLGSlSigv847ULJ4hYXA=
+github.com/quic-go/quic-go v0.48.1/go.mod h1:yBgs3rWBOADpga7F+jJsb6Ybg1LSYiQvwWlLX+/6HMs=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/spf13/cobra v1.8.1 h1:e5/vxKd/rZsfSJMUX1agtjeTDf+qv1/JdBF8gg5k9ZM=
 github.com/spf13/cobra v1.8.1/go.mod h1:wHxEcudfqmLYa8iTfL+OuZPbBZkmvliBWKIezN3kD9Y=