diff --git a/src/components/Settings/Notifications/NotificationsEmail.tsx b/src/components/Settings/Notifications/NotificationsEmail.tsx
index fa52ac97..55843fa6 100644
--- a/src/components/Settings/Notifications/NotificationsEmail.tsx
+++ b/src/components/Settings/Notifications/NotificationsEmail.tsx
@@ -77,18 +77,13 @@ const NotificationsEmail = () => {
           otherwise: Yup.string().nullable(),
         })
         .email(intl.formatMessage(messages.validationEmail)),
-      smtpHost: Yup.string()
-        .when('enabled', {
-          is: true,
-          then: Yup.string()
-            .nullable()
-            .required(intl.formatMessage(messages.validationSmtpHostRequired)),
-          otherwise: Yup.string().nullable(),
-        })
-        .matches(
-          /^(((([a-z]|\d|_|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*)?([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])):((([a-z]|\d|_|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*)?([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))@)?(([a-z]|\d|_|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*)?([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])$/i,
-          intl.formatMessage(messages.validationSmtpHostRequired)
-        ),
+      smtpHost: Yup.string().when('enabled', {
+        is: true,
+        then: Yup.string()
+          .nullable()
+          .required(intl.formatMessage(messages.validationSmtpHostRequired)),
+        otherwise: Yup.string().nullable(),
+      }),
       smtpPort: Yup.number().when('enabled', {
         is: true,
         then: Yup.number()
diff --git a/src/components/Settings/RadarrModal/index.tsx b/src/components/Settings/RadarrModal/index.tsx
index bf22e94d..6921d1b5 100644
--- a/src/components/Settings/RadarrModal/index.tsx
+++ b/src/components/Settings/RadarrModal/index.tsx
@@ -96,12 +96,9 @@ const RadarrModal = ({ onClose, radarr, onSave }: RadarrModalProps) => {
     name: Yup.string().required(
       intl.formatMessage(messages.validationNameRequired)
     ),
-    hostname: Yup.string()
-      .required(intl.formatMessage(messages.validationHostnameRequired))
-      .matches(
-        /^(((([a-z]|\d|_|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*)?([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])):((([a-z]|\d|_|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*)?([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))@)?(([a-z]|\d|_|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*)?([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])$/i,
-        intl.formatMessage(messages.validationHostnameRequired)
-      ),
+    hostname: Yup.string().required(
+      intl.formatMessage(messages.validationHostnameRequired)
+    ),
     port: Yup.number()
       .nullable()
       .required(intl.formatMessage(messages.validationPortRequired)),
diff --git a/src/components/Settings/SettingsJellyfin.tsx b/src/components/Settings/SettingsJellyfin.tsx
index b4d36cfe..324a0dce 100644
--- a/src/components/Settings/SettingsJellyfin.tsx
+++ b/src/components/Settings/SettingsJellyfin.tsx
@@ -113,11 +113,7 @@ const SettingsJellyfin: React.FC<SettingsJellyfinProps> = ({
   const JellyfinSettingsSchema = Yup.object().shape({
     hostname: Yup.string()
       .nullable()
-      .required(intl.formatMessage(messages.validationHostnameRequired))
-      .matches(
-        /^(((([a-z]|\d|_|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*)?([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])):((([a-z]|\d|_|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*)?([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))@)?(([a-z]|\d|_|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*)?([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])$/i,
-        intl.formatMessage(messages.validationHostnameRequired)
-      ),
+      .required(intl.formatMessage(messages.validationHostnameRequired)),
     port: Yup.number().when(['hostname'], {
       is: (value: unknown) => !!value,
       then: Yup.number()
diff --git a/src/components/Settings/SettingsPlex.tsx b/src/components/Settings/SettingsPlex.tsx
index 2c765597..cac73fb9 100644
--- a/src/components/Settings/SettingsPlex.tsx
+++ b/src/components/Settings/SettingsPlex.tsx
@@ -136,11 +136,7 @@ const SettingsPlex = ({ onComplete }: SettingsPlexProps) => {
   const PlexSettingsSchema = Yup.object().shape({
     hostname: Yup.string()
       .nullable()
-      .required(intl.formatMessage(messages.validationHostnameRequired))
-      .matches(
-        /^(((([a-z]|\d|_|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*)?([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])):((([a-z]|\d|_|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*)?([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))@)?(([a-z]|\d|_|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*)?([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])$/i,
-        intl.formatMessage(messages.validationHostnameRequired)
-      ),
+      .required(intl.formatMessage(messages.validationHostnameRequired)),
     port: Yup.number()
       .nullable()
       .required(intl.formatMessage(messages.validationPortRequired)),
diff --git a/src/components/Settings/SonarrModal/index.tsx b/src/components/Settings/SonarrModal/index.tsx
index 90f4953c..c497bb6a 100644
--- a/src/components/Settings/SonarrModal/index.tsx
+++ b/src/components/Settings/SonarrModal/index.tsx
@@ -103,12 +103,9 @@ const SonarrModal = ({ onClose, sonarr, onSave }: SonarrModalProps) => {
     name: Yup.string().required(
       intl.formatMessage(messages.validationNameRequired)
     ),
-    hostname: Yup.string()
-      .required(intl.formatMessage(messages.validationHostnameRequired))
-      .matches(
-        /^(((([a-z]|\d|_|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*)?([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])):((([a-z]|\d|_|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*)?([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))@)?(([a-z]|\d|_|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*)?([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])$/i,
-        intl.formatMessage(messages.validationHostnameRequired)
-      ),
+    hostname: Yup.string().required(
+      intl.formatMessage(messages.validationHostnameRequired)
+    ),
     port: Yup.number()
       .nullable()
       .required(intl.formatMessage(messages.validationPortRequired)),
diff --git a/src/components/Setup/JellyfinSetup.tsx b/src/components/Setup/JellyfinSetup.tsx
index a8fbc22d..631f99fd 100644
--- a/src/components/Setup/JellyfinSetup.tsx
+++ b/src/components/Setup/JellyfinSetup.tsx
@@ -27,7 +27,6 @@ const messages = defineMessages('components.Login', {
   validationusernamerequired: 'Username required',
   validationpasswordrequired: 'You must provide a password',
   validationservertyperequired: 'Please select a server type',
-  validationHostnameRequired: 'You must provide a valid hostname or IP address',
   validationPortRequired: 'You must provide a valid port number',
   validationUrlTrailingSlash: 'URL must not end in a trailing slash',
   validationUrlBaseLeadingSlash: 'URL base must have a leading slash',
diff --git a/src/i18n/locale/en.json b/src/i18n/locale/en.json
index 0ff5eb7d..312dc47f 100644
--- a/src/i18n/locale/en.json
+++ b/src/i18n/locale/en.json
@@ -269,7 +269,6 @@
   "components.Login.username": "Username",
   "components.Login.validationEmailFormat": "Invalid email",
   "components.Login.validationEmailRequired": "You must provide an email",
-  "components.Login.validationHostnameRequired": "You must provide a valid hostname or IP address",
   "components.Login.validationPortRequired": "You must provide a valid port number",
   "components.Login.validationUrlBaseLeadingSlash": "URL base must have a leading slash",
   "components.Login.validationUrlBaseTrailingSlash": "URL base must not end in a trailing slash",