diff --git a/charts/stable/plex/Chart.yaml b/charts/stable/plex/Chart.yaml
index af40c7cf988..0d29833ce42 100644
--- a/charts/stable/plex/Chart.yaml
+++ b/charts/stable/plex/Chart.yaml
@@ -21,7 +21,7 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/plex
   - https://github.com/k8s-at-home/container-images/pkgs/container/plex
 type: application
-version: 10.0.32
+version: 10.0.33
 annotations:
   truecharts.org/catagories: |
     - media
diff --git a/charts/stable/plex/docs/validation.md b/charts/stable/plex/docs/validation.md
index ca1174af74b..049e1809ad3 100644
--- a/charts/stable/plex/docs/validation.md
+++ b/charts/stable/plex/docs/validation.md
@@ -7,6 +7,7 @@ Accepts:
 - Empty string
 - `http://` or `https://`
 - IP or DNS host
+- Characters (`0-9`, `a-z`, `A-Z`, `-`, `.`)
 - Port is optional
 - `,` Separated
 
@@ -17,10 +18,13 @@ Accepted formats are:
 - `http://dnshost:32400`
 - `https://dnshost:32400`
 - `https://dnshost`
+- `https://DNSHOST`
+- `https://DNS-HOST`
+- `https://dns-host`
 - `https://dnshost,http://192.168.1.100:32400`
 
-Regex used to match this: `^$|^(http(s)?:\/\/([a-z0-9.]*)(:\d{0,5})?,?)*$`
-You can try live [here](https://regex101.com/r/iC2WYp/1)
+Regex used to match this: `^$|^(http(s)?:\/\/([a-zA-Z0-9.-]*)(:\d{0,5})?,?)*$`
+You can try live [here](https://regex101.com/r/zay2xO/1)
 
 ---
 
diff --git a/charts/stable/plex/questions.yaml b/charts/stable/plex/questions.yaml
index 615acf56355..9ade693d9a5 100644
--- a/charts/stable/plex/questions.yaml
+++ b/charts/stable/plex/questions.yaml
@@ -25,7 +25,7 @@ questions:
           description: "IP to advertise to Plex, Change SERVER_IP to your actual server IP"
           schema:
             type: string
-            valid_chars: '^$|^(http(s)?:\/\/([a-z0-9.]*)(:\d{0,5})?,?)*$'
+            valid_chars: '^$|^(http(s)?:\/\/([a-zA-Z0-9.-]*)(:\d{0,5})?,?)*$'
             default: "http://SERVER_IP:32400"
         - variable: ALLOWED_NETWORKS
           label: "Allowed Networks"