diff --git a/homeassistant/components/samsungtv/strings.json b/homeassistant/components/samsungtv/strings.json
index f1f237fa4fb..c9d08f756d0 100644
--- a/homeassistant/components/samsungtv/strings.json
+++ b/homeassistant/components/samsungtv/strings.json
@@ -7,6 +7,9 @@
         "data": {
           "host": "[%key:common::config_flow::data::host%]",
           "name": "[%key:common::config_flow::data::name%]"
+        },
+        "data_description": {
+          "host": "The hostname or IP address of your TV."
         }
       },
       "confirm": {
diff --git a/homeassistant/components/sfr_box/strings.json b/homeassistant/components/sfr_box/strings.json
index 7ea18304164..6f0001e97ce 100644
--- a/homeassistant/components/sfr_box/strings.json
+++ b/homeassistant/components/sfr_box/strings.json
@@ -26,6 +26,9 @@
         "data": {
           "host": "[%key:common::config_flow::data::host%]"
         },
+        "data_description": {
+          "host": "The hostname or IP address of your SFR device."
+        },
         "description": "Setting the credentials is optional, but enables additional functionality."
       }
     }
diff --git a/homeassistant/components/sma/strings.json b/homeassistant/components/sma/strings.json
index f5dc6c16c88..16e5d7408c4 100644
--- a/homeassistant/components/sma/strings.json
+++ b/homeassistant/components/sma/strings.json
@@ -19,6 +19,9 @@
           "ssl": "[%key:common::config_flow::data::ssl%]",
           "verify_ssl": "[%key:common::config_flow::data::verify_ssl%]"
         },
+        "data_description": {
+          "host": "The hostname or IP address of your SMA device."
+        },
         "description": "Enter your SMA device information.",
         "title": "Set up SMA Solar"
       }
diff --git a/homeassistant/components/snapcast/strings.json b/homeassistant/components/snapcast/strings.json
index 0d51c7543f1..b5673910595 100644
--- a/homeassistant/components/snapcast/strings.json
+++ b/homeassistant/components/snapcast/strings.json
@@ -7,6 +7,9 @@
           "host": "[%key:common::config_flow::data::host%]",
           "port": "[%key:common::config_flow::data::port%]"
         },
+        "data_description": {
+          "host": "The hostname or IP address of your Snapcast server."
+        },
         "title": "[%key:common::action::connect%]"
       }
     },