diff --git a/gso/services/infoblox.py b/gso/services/infoblox.py
index 6f52679b024790ff0910dc8ee40ba5b53d340d4d..c148007414c339272073d2272fd1ed438f22ac41 100644
--- a/gso/services/infoblox.py
+++ b/gso/services/infoblox.py
@@ -73,8 +73,11 @@ def hostname_available(hostname: str) -> bool:
     """Check whether a hostname is still available **in Infoblox**.
 
     Check whether Infoblox already contains a :class:`infoblox_client.objects.HostRecord` that matches the given
-    hostname. Be aware that this method only checks within the Infoblox instance, and not the rest of the internet.
-    The hostname could therefore still be taken elsewhere.
+    hostname.
+
+    .. warning::
+       This method only checks within the Infoblox instance, and not the rest of the internet. The hostname could
+       therefore still be taken elsewhere.
 
     :param hostname: The hostname to be checked.
     :type hostname: str