diff --git a/docs/user-management.md b/docs/user-management.md
index 930e980..0cbcd60 100644
--- a/docs/user-management.md
+++ b/docs/user-management.md
@@ -70,4 +70,4 @@ You can provide a comma-separated list containing individual IPv4 or IPv6 addres
 
 To whitelist an entire IP range, use CIDR notation. For example, `192.168.0.1/24` would whitelist all addresses from `192.168.0.0` to `192.168.0.255`.
 
-To disable the whitelist, set `ADMIN_WHITELIST=0.0.0.0/0`, which will allow access from any IP address. This is the default behavior.
+To disable the whitelist, set `ADMIN_WHITELIST=0.0.0.0/0,::0`, which will allow access from any IPv4 or IPv6 address. This is the default behavior.
diff --git a/src/config.ts b/src/config.ts
index bb24107..57ee52b 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -481,7 +481,9 @@ export const config: Config = {
   allowOpenAIToolUsage: getEnvWithDefault("ALLOW_OPENAI_TOOL_USAGE", false),
   allowImagePrompts: getEnvWithDefault("ALLOW_IMAGE_PROMPTS", false),
   proxyEndpointRoute: getEnvWithDefault("PROXY_ENDPOINT_ROUTE", "/proxy"),
-  adminWhitelist: parseCsv(getEnvWithDefault("ADMIN_WHITELIST", "0.0.0.0/0")),
+  adminWhitelist: parseCsv(
+    getEnvWithDefault("ADMIN_WHITELIST", "0.0.0.0/0,::/0")
+  ),
   ipBlacklist: parseCsv(getEnvWithDefault("IP_BLACKLIST", "")),
 } as const;