diff --git a/homeassistant/components/iron_os/manifest.json b/homeassistant/components/iron_os/manifest.json
index 8556d1e3609..6043d862e36 100644
--- a/homeassistant/components/iron_os/manifest.json
+++ b/homeassistant/components/iron_os/manifest.json
@@ -13,5 +13,5 @@
   "documentation": "https://www.home-assistant.io/integrations/iron_os",
   "iot_class": "local_polling",
   "loggers": ["pynecil"],
-  "requirements": ["pynecil==2.1.0"]
+  "requirements": ["pynecil==3.0.0"]
 }
diff --git a/requirements_all.txt b/requirements_all.txt
index 40074200964..0546099e389 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -2106,7 +2106,7 @@ pymsteams==0.1.12
 pymysensors==0.24.0
 
 # homeassistant.components.iron_os
-pynecil==2.1.0
+pynecil==3.0.0
 
 # homeassistant.components.netgear
 pynetgear==0.10.10
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 7298c3feb2e..d0d72e3b146 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -1711,7 +1711,7 @@ pymonoprice==0.4
 pymysensors==0.24.0
 
 # homeassistant.components.iron_os
-pynecil==2.1.0
+pynecil==3.0.0
 
 # homeassistant.components.netgear
 pynetgear==0.10.10