diff --git a/go.mod b/go.mod
index 6d69215..fc1e695 100644
--- a/go.mod
+++ b/go.mod
@@ -10,7 +10,7 @@ require (
 	github.com/spf13/cobra v1.1.1
 	github.com/spf13/viper v1.7.1
 	github.com/stretchr/testify v1.6.1
-	github.com/traefik/traefik/v2 v2.3.3
+	github.com/traefik/traefik/v2 v2.3.4
 )
 
 // related to Traefik
diff --git a/go.sum b/go.sum
index f905b97..3691a83 100644
--- a/go.sum
+++ b/go.sum
@@ -496,6 +496,7 @@ github.com/labbsr0x/bindman-dns-webhook v1.0.2 h1:I7ITbmQPAVwrDdhd6dHKi+MYJTJqPC
 github.com/labbsr0x/bindman-dns-webhook v1.0.2/go.mod h1:p6b+VCXIR8NYKpDr8/dg1HKfQoRHCdcsROXKvmoehKA=
 github.com/labbsr0x/goh v1.0.1 h1:97aBJkDjpyBZGPbQuOK5/gHcSFbcr5aRsq3RSRJFpPk=
 github.com/labbsr0x/goh v1.0.1/go.mod h1:8K2UhVoaWXcCU7Lxoa2omWnC8gyW8px7/lmO61c027w=
+github.com/ldez/traefik-certs-dumper v1.5.0 h1:nSsyh42KEyXzHnYMV4eB+uuXJ5CyOvUJKD0703Mwn3I=
 github.com/libkermit/compose v0.0.0-20171122111507-c04e39c026ad/go.mod h1:GyCk/ifDcqsU1tsRMMWqXANnTtxzcwEWscb7j5qmblM=
 github.com/libkermit/docker v0.0.0-20171122101128-e6674d32b807/go.mod h1:std11u6pTaNwryy0Hy1dTQNdHKka1jNpflEieKtv5VE=
 github.com/libkermit/docker-check v0.0.0-20171122104347-1113af38e591/go.mod h1:EBQ0jeOrBpOTkquwjmJl4W6z5xqlf5oA2LZfTqRNcO0=
@@ -760,8 +761,10 @@ github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5 h1:LnC5Kc
 github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=
 github.com/traefik/paerser v0.1.0 h1:B4v1tbvd8YnHsA7spwHKEWJoGrRP+2jYpIozsCMHhl0=
 github.com/traefik/paerser v0.1.0/go.mod h1:yYnAgdEC2wJH5CgG75qGWC8SsFDEapg09o9RrA6FfrE=
+github.com/traefik/paerser v0.1.1/go.mod h1:yYnAgdEC2wJH5CgG75qGWC8SsFDEapg09o9RrA6FfrE=
 github.com/traefik/traefik/v2 v2.3.3 h1:UXs1OMDFteARzY7psSV8l8PPU/P3Le3A27SHssSvDUw=
 github.com/traefik/traefik/v2 v2.3.3/go.mod h1:AYDy2wHNNM814E2uJ8o0tj2cKWl7/gAeZd7OeONK6fQ=
+github.com/traefik/traefik/v2 v2.3.4/go.mod h1:5Jy7uEhmE7/NfN6FCTir7dletfHC4rosRoKdLya9to4=
 github.com/traefik/yaegi v0.9.7/go.mod h1:FAYnRlZyuVlEkvnkHq3bvJ1lW5be6XuwgLdkYgYG6Lk=
 github.com/transip/gotransip/v6 v6.2.0 h1:0Z+qVsyeiQdWfcAUeJyF0IEKAPvhJwwpwPi2WGtBIiE=
 github.com/transip/gotransip/v6 v6.2.0/go.mod h1:pQZ36hWWRahCUXkFWlx9Hs711gLd8J4qdgLdRzmtY+g=