diff --git a/requirements.txt b/requirements.txt
index a28088c94b8..d27815e13cd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -52,7 +52,7 @@ pyowm>=2.2.1
 
 # XMPP Bindings (notify.xmpp)
 sleekxmpp>=1.3.1
-dnspython>=1.11.1
+dnspython3>=1.12.0
 
 # Blockchain (sensor.bitcoin)
 blockchain>=1.1.2