diff --git a/go.mod b/go.mod
index d18b03e3..5bed3078 100644
--- a/go.mod
+++ b/go.mod
@@ -5,7 +5,7 @@ go 1.17
 require (
 	github.com/bmizerany/pat v0.0.0-20210406213842-e4b6760bdd6f
 	github.com/donovanhide/eventsource v0.0.0-20210830082556-c59027999da0
-	github.com/eclipse/paho.mqtt.golang v1.4.1
+	github.com/eclipse/paho.mqtt.golang v1.4.2
 	github.com/gofrs/uuid v4.4.0+incompatible
 	github.com/hashicorp/go-multierror v1.1.1
 	github.com/hybridgroup/go-ardrone v0.0.0-20140402002621-b9750d8d7b78
diff --git a/go.sum b/go.sum
index a3b620c6..c20e41cb 100644
--- a/go.sum
+++ b/go.sum
@@ -14,8 +14,8 @@ github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSs
 github.com/donovanhide/eventsource v0.0.0-20210830082556-c59027999da0 h1:C7t6eeMaEQVy6e8CarIhscYQlNmw5e3G36y7l7Y21Ao=
 github.com/donovanhide/eventsource v0.0.0-20210830082556-c59027999da0/go.mod h1:56wL82FO0bfMU5RvfXoIwSOP2ggqqxT+tAfNEIyxuHw=
 github.com/eclipse/paho.mqtt.golang v1.2.0/go.mod h1:H9keYFcgq3Qr5OUJm/JZI/i6U7joQ8SYLhZwfeOo6Ts=
-github.com/eclipse/paho.mqtt.golang v1.4.1 h1:tUSpviiL5G3P9SZZJPC4ZULZJsxQKXxfENpMvdbAXAI=
-github.com/eclipse/paho.mqtt.golang v1.4.1/go.mod h1:JGt0RsEwEX+Xa/agj90YJ9d9DH2b7upDZMK9HRbFvCA=
+github.com/eclipse/paho.mqtt.golang v1.4.2 h1:66wOzfUHSSI1zamx7jR6yMEI5EuHnT1G6rNA5PM12m4=
+github.com/eclipse/paho.mqtt.golang v1.4.2/go.mod h1:JGt0RsEwEX+Xa/agj90YJ9d9DH2b7upDZMK9HRbFvCA=
 github.com/fatih/structs v1.1.0 h1:Q7juDM0QtcnhCpeyLGQKyg4TOIghuNXrkL32pHAUMxo=
 github.com/fatih/structs v1.1.0/go.mod h1:9NiDSp5zOcgEDl+j00MP/WkGVPOlPRLejGD8Ga6PJ7M=
 github.com/frankban/quicktest v1.10.2/go.mod h1:K+q6oSqb0W0Ininfk863uOk1lMy69l/P6txr3mVT54s=