diff --git a/homeassistant/components/nibe_heatpump/config_flow.py b/homeassistant/components/nibe_heatpump/config_flow.py
index ba3325d9daf46..bd48583547c07 100644
--- a/homeassistant/components/nibe_heatpump/config_flow.py
+++ b/homeassistant/components/nibe_heatpump/config_flow.py
@@ -2,6 +2,7 @@
 from __future__ import annotations
 
 import errno
+from socket import gaierror
 from typing import Any
 
 from nibe.connection.nibegw import NibeGW
@@ -14,7 +15,6 @@
 from homeassistant.core import HomeAssistant
 from homeassistant.data_entry_flow import FlowResult
 from homeassistant.helpers import config_validation as cv
-from homeassistant.util.network import is_ipv4_address
 
 from .const import (
     CONF_CONNECTION_TYPE,
@@ -51,9 +51,6 @@ def __init__(self, message: str, field: str, error: str) -> None:
 async def validate_input(hass: HomeAssistant, data: dict[str, Any]) -> dict[str, Any]:
     """Validate the user input allows us to connect."""
 
-    if not is_ipv4_address(data[CONF_IP_ADDRESS]):
-        raise FieldError("Not a valid ipv4 address", CONF_IP_ADDRESS, "address")
-
     heatpump = HeatPump(Model[data[CONF_MODEL]])
     heatpump.initialize()
 
@@ -79,6 +76,8 @@ async def validate_input(hass: HomeAssistant, data: dict[str, Any]) -> dict[str,
         coil = await connection.read_coil(coil)
         word_swap = coil.value == "ON"
         coil = await connection.write_coil(coil)
+    except gaierror as exception:
+        raise FieldError(str(exception), "ip_address", "address") from exception
     except CoilNotFoundException as exception:
         raise FieldError(
             "Model selected doesn't seem to support expected coils", "base", "model"
diff --git a/homeassistant/components/nibe_heatpump/strings.json b/homeassistant/components/nibe_heatpump/strings.json
index 45e55b61083d2..9bbee6ae2eeb8 100644
--- a/homeassistant/components/nibe_heatpump/strings.json
+++ b/homeassistant/components/nibe_heatpump/strings.json
@@ -3,7 +3,7 @@
     "step": {
       "user": {
         "data": {
-          "ip_address": "Remote IP address",
+          "ip_address": "Remote address",
           "remote_read_port": "Remote read port",
           "remote_write_port": "Remote write port",
           "listening_port": "Local listening port"
@@ -13,7 +13,7 @@
     "error": {
       "write": "Error on write request to pump. Verify your `Remote write port` or `Remote IP address`.",
       "read": "Error on read request from pump. Verify your `Remote read port` or `Remote IP address`.",
-      "address": "Invalid remote IP address specified. Address must be a IPV4 address.",
+      "address": "Invalid remote address specified. Address must be an IP address or a resolvable hostname.",
       "address_in_use": "The selected listening port is already in use on this system.",
       "model": "The model selected doesn't seem to support modbus40",
       "unknown": "[%key:common::config_flow::error::unknown%]"
diff --git a/homeassistant/components/nibe_heatpump/translations/en.json b/homeassistant/components/nibe_heatpump/translations/en.json
index 74dd8313e95cc..3837989511f40 100644
--- a/homeassistant/components/nibe_heatpump/translations/en.json
+++ b/homeassistant/components/nibe_heatpump/translations/en.json
@@ -1,10 +1,7 @@
 {
     "config": {
-        "abort": {
-            "already_configured": "Device is already configured"
-        },
         "error": {
-            "address": "Invalid remote IP address specified. Address must be a IPV4 address.",
+            "address": "Invalid remote address specified. Address must be an IP address or a resolvable hostname.",
             "address_in_use": "The selected listening port is already in use on this system.",
             "model": "The model selected doesn't seem to support modbus40",
             "read": "Error on read request from pump. Verify your `Remote read port` or `Remote IP address`.",
@@ -14,7 +11,7 @@
         "step": {
             "user": {
                 "data": {
-                    "ip_address": "Remote IP address",
+                    "ip_address": "Remote address",
                     "listening_port": "Local listening port",
                     "remote_read_port": "Remote read port",
                     "remote_write_port": "Remote write port"
diff --git a/tests/components/nibe_heatpump/test_config_flow.py b/tests/components/nibe_heatpump/test_config_flow.py
index 2647102ba5ae1..f7dc08c41bbf4 100644
--- a/tests/components/nibe_heatpump/test_config_flow.py
+++ b/tests/components/nibe_heatpump/test_config_flow.py
@@ -1,5 +1,6 @@
 """Test the Nibe Heat Pump config flow."""
 import errno
+from socket import gaierror
 from unittest.mock import Mock, patch
 
 from nibe.coil import Coil
@@ -150,13 +151,13 @@ async def test_unexpected_exception(hass: HomeAssistant, mock_connection: Mock)
     assert result2["errors"] == {"base": "unknown"}
 
 
-async def test_invalid_ip(hass: HomeAssistant, mock_connection: Mock) -> None:
+async def test_invalid_host(hass: HomeAssistant, mock_connection: Mock) -> None:
     """Test we handle cannot connect error."""
     result = await hass.config_entries.flow.async_init(
         DOMAIN, context={"source": config_entries.SOURCE_USER}
     )
 
-    mock_connection.return_value.read_coil.side_effect = Exception()
+    mock_connection.return_value.read_coil.side_effect = gaierror()
 
     result2 = await hass.config_entries.flow.async_configure(
         result["flow_id"], {**MOCK_FLOW_USERDATA, "ip_address": "abcd"}