diff --git a/homeassistant/components/nam/manifest.json b/homeassistant/components/nam/manifest.json
index c3a559de50b..1c3b9db7a86 100644
--- a/homeassistant/components/nam/manifest.json
+++ b/homeassistant/components/nam/manifest.json
@@ -7,7 +7,7 @@
   "integration_type": "device",
   "iot_class": "local_polling",
   "loggers": ["nettigo_air_monitor"],
-  "requirements": ["nettigo-air-monitor==4.0.0"],
+  "requirements": ["nettigo-air-monitor==4.1.0"],
   "zeroconf": [
     {
       "type": "_http._tcp.local.",
diff --git a/requirements_all.txt b/requirements_all.txt
index fea08e809d5..5e0d36fbe1b 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -1477,7 +1477,7 @@ netdata==1.3.0
 netmap==0.7.0.2
 
 # homeassistant.components.nam
-nettigo-air-monitor==4.0.0
+nettigo-air-monitor==4.1.0
 
 # homeassistant.components.neurio_energy
 neurio==0.3.1
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index d5bd6a6317f..b136c1127cb 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -1243,7 +1243,7 @@ nessclient==1.1.2
 netmap==0.7.0.2
 
 # homeassistant.components.nam
-nettigo-air-monitor==4.0.0
+nettigo-air-monitor==4.1.0
 
 # homeassistant.components.nexia
 nexia==2.2.2
diff --git a/tests/components/nam/snapshots/test_diagnostics.ambr b/tests/components/nam/snapshots/test_diagnostics.ambr
index e92e02fa1d8..135266e3376 100644
--- a/tests/components/nam/snapshots/test_diagnostics.ambr
+++ b/tests/components/nam/snapshots/test_diagnostics.ambr
@@ -2,6 +2,7 @@
 # name: test_entry_diagnostics
   dict({
     'data': dict({
+      'bh1750_illuminance': None,
       'bme280_humidity': 45.69,
       'bme280_pressure': 1011.0117,
       'bme280_temperature': 7.56,