diff --git a/homeassistant/components/freebox/strings.json b/homeassistant/components/freebox/strings.json
index 5c4143b4562..eaa56a38da1 100644
--- a/homeassistant/components/freebox/strings.json
+++ b/homeassistant/components/freebox/strings.json
@@ -5,6 +5,9 @@
         "data": {
           "host": "[%key:common::config_flow::data::host%]",
           "port": "[%key:common::config_flow::data::port%]"
+        },
+        "data_description": {
+          "host": "The hostname or IP address of your Freebox router."
         }
       },
       "link": {
diff --git a/homeassistant/components/fritz/strings.json b/homeassistant/components/fritz/strings.json
index 7cbb10a236b..5eed2f59fc4 100644
--- a/homeassistant/components/fritz/strings.json
+++ b/homeassistant/components/fritz/strings.json
@@ -26,6 +26,9 @@
           "port": "[%key:common::config_flow::data::port%]",
           "username": "[%key:common::config_flow::data::username%]",
           "password": "[%key:common::config_flow::data::password%]"
+        },
+        "data_description": {
+          "host": "The hostname or IP address of your FRITZ!Box router."
         }
       }
     },
diff --git a/homeassistant/components/fritzbox/strings.json b/homeassistant/components/fritzbox/strings.json
index d5607aa3090..f4d2fe3670e 100644
--- a/homeassistant/components/fritzbox/strings.json
+++ b/homeassistant/components/fritzbox/strings.json
@@ -8,6 +8,9 @@
           "host": "[%key:common::config_flow::data::host%]",
           "username": "[%key:common::config_flow::data::username%]",
           "password": "[%key:common::config_flow::data::password%]"
+        },
+        "data_description": {
+          "host": "The hostname or IP address of your FRITZ!Box router."
         }
       },
       "confirm": {
diff --git a/homeassistant/components/fritzbox_callmonitor/strings.json b/homeassistant/components/fritzbox_callmonitor/strings.json
index 89f049bfbe9..ac36942eec2 100644
--- a/homeassistant/components/fritzbox_callmonitor/strings.json
+++ b/homeassistant/components/fritzbox_callmonitor/strings.json
@@ -8,6 +8,9 @@
           "port": "[%key:common::config_flow::data::port%]",
           "username": "[%key:common::config_flow::data::username%]",
           "password": "[%key:common::config_flow::data::password%]"
+        },
+        "data_description": {
+          "host": "The hostname or IP address of your FRITZ!Box router."
         }
       },
       "phonebook": {