diff --git a/source/_integrations/hddtemp.markdown b/source/_integrations/hddtemp.markdown
index df975636bb1..16b6f1a2d32 100644
--- a/source/_integrations/hddtemp.markdown
+++ b/source/_integrations/hddtemp.markdown
@@ -10,12 +10,23 @@ ha_domain: hddtemp
 
 The `hddtemp` sensor platform is using the data provided by [HDDTemp](https://savannah.nongnu.org/projects/hddtemp).
 
+## Setup
+
 It required that `hddtemp` is started or running in daemon mode on a local or remote system.
 
 ```bash
 hddtemp -dF
 ```
 
+<div class='note warning'>
+
+  You can't use this sensor in a container (only Home Assistant Core is supported) as it requires access to `hddtemp` which is not available in a container-based setup.
+
+</div>
+
+
+## Configuration
+
 To setup a HDDTemp to your installation, add the following to your `configuration.yaml` file:
 
 ```yaml