diff --git a/server.js b/server.js
index 4b4bc9274..af4578a50 100644
--- a/server.js
+++ b/server.js
@@ -285,10 +285,10 @@ const enableAccounts = getConfigValue('enableUserAccounts', DEFAULT_ACCOUNTS, 'b
 const uploadsPath = path.join(globalThis.DATA_ROOT, UPLOADS_DIRECTORY);
 
 
-/** @type {boolean | "auto"} */
-let enableIPv6 = stringToBool(cliArguments.enableIPv6) ?? getConfigValue('protocol.ipv6', DEFAULT_ENABLE_IPV6);
-/** @type {boolean | "auto"} */
-let enableIPv4 = stringToBool(cliArguments.enableIPv4) ?? getConfigValue('protocol.ipv4', DEFAULT_ENABLE_IPV4);
+/** @type {boolean | string} */
+let enableIPv6 = stringToBool(cliArguments.enableIPv6) ?? stringToBool(getConfigValue('protocol.ipv6', DEFAULT_ENABLE_IPV6)) ?? DEFAULT_ENABLE_IPV6;
+/** @type {boolean | string} */
+let enableIPv4 = stringToBool(cliArguments.enableIPv4) ?? stringToBool(getConfigValue('protocol.ipv4', DEFAULT_ENABLE_IPV4)) ?? DEFAULT_ENABLE_IPV4;
 
 /** @type {string} */
 const autorunHostname = cliArguments.autorunHostname ?? getConfigValue('autorunHostname', DEFAULT_AUTORUN_HOSTNAME);
diff --git a/src/util.js b/src/util.js
index e1bbd53fd..98dac92bc 100644
--- a/src/util.js
+++ b/src/util.js
@@ -787,8 +787,8 @@ export function toBoolean(value) {
  * @returns {boolean|string|null} boolean else original input string or null if input is
  */
 export function stringToBool(str) {
-    if (str === 'true') return true;
-    if (str === 'false') return false;
+    if (String(str).trim().toLowerCase() === 'true') return true;
+    if (String(str).trim().toLowerCase() === 'false') return false;
     return str;
 }