diff --git a/go.mod b/go.mod
index d630181c02d..e0a89690f46 100644
--- a/go.mod
+++ b/go.mod
@@ -29,7 +29,7 @@ require (
 	github.com/oschwald/geoip2-golang v1.9.0
 	github.com/pierrec/lz4/v4 v4.1.21
 	github.com/prometheus/client_golang v1.19.0
-	github.com/quic-go/quic-go v0.42.0
+	github.com/quic-go/quic-go v0.43.0
 	github.com/rcrowley/go-metrics v0.0.0-20201227073835-cf1acfcdf475
 	github.com/shirou/gopsutil/v3 v3.24.3
 	github.com/syncthing/notify v0.0.0-20210616190510-c6b7342338d2
diff --git a/go.sum b/go.sum
index d0b7768497c..7da5eb8c7a0 100644
--- a/go.sum
+++ b/go.sum
@@ -180,8 +180,8 @@ github.com/prometheus/common v0.52.2 h1:LW8Vk7BccEdONfrJBDffQGRtpSzi5CQaRZGtboOO
 github.com/prometheus/common v0.52.2/go.mod h1:lrWtQx+iDfn2mbH5GUzlH9TSHyfZpHkSiG1W7y3sF2Q=
 github.com/prometheus/procfs v0.13.0 h1:GqzLlQyfsPbaEHaQkO7tbDlriv/4o5Hudv6OXHGKX7o=
 github.com/prometheus/procfs v0.13.0/go.mod h1:cd4PFCR54QLnGKPaKGA6l+cfuNXtht43ZKY6tow0Y1g=
-github.com/quic-go/quic-go v0.42.0 h1:uSfdap0eveIl8KXnipv9K7nlwZ5IqLlYOpJ58u5utpM=
-github.com/quic-go/quic-go v0.42.0/go.mod h1:132kz4kL3F9vxhW3CtQJLDVwcFe5wdWeJXXijhsO57M=
+github.com/quic-go/quic-go v0.43.0 h1:sjtsTKWX0dsHpuMJvLxGqoQdtgJnbAPWY+W+5vjYW/g=
+github.com/quic-go/quic-go v0.43.0/go.mod h1:132kz4kL3F9vxhW3CtQJLDVwcFe5wdWeJXXijhsO57M=
 github.com/rcrowley/go-metrics v0.0.0-20201227073835-cf1acfcdf475 h1:N/ElC8H3+5XpJzTSTfLsJV/mx9Q9g7kxmchpfZyxgzM=
 github.com/rcrowley/go-metrics v0.0.0-20201227073835-cf1acfcdf475/go.mod h1:bCqnVzQkZxMG4s8nGwiZ5l3QUCyqpo9Y+/ZMZ9VjZe4=
 github.com/riywo/loginshell v0.0.0-20200815045211-7d26008be1ab h1:ZjX6I48eZSFetPb41dHudEyVr5v953N15TsNZXlkcWY=