diff --git a/CHANGELOG.md b/CHANGELOG.md
index d5243202..d9429799 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,10 @@
 # Release Notes for Campaign
 
-## 3.5.6 - Unreleased
+## 3.5.6 - 2024-10-31
+
+### Changed
+
+- The “from names and emails” setting now accepts environment variables ([#503](https://github.com/putyourlightson/craft-campaign/issues/503)).
 
 ### Fixed
 
diff --git a/src/Campaign.php b/src/Campaign.php
index cead1539..8f633f76 100644
--- a/src/Campaign.php
+++ b/src/Campaign.php
@@ -390,8 +390,8 @@ protected function createSettingsModel(): SettingsModel
         $settings->apiKey = StringHelper::randomString(16);
         $settings->fromNamesEmails = [
             [
-                App::parseEnv($mailSettings->fromName),
-                App::parseEnv($mailSettings->fromEmail),
+                $mailSettings->fromName,
+                $mailSettings->fromEmail,
                 '',
                 Craft::$app->getSites()->getPrimarySite()->id,
             ],
diff --git a/src/helpers/SettingsHelper.php b/src/helpers/SettingsHelper.php
index 3a2b0535..5aad9dcb 100755
--- a/src/helpers/SettingsHelper.php
+++ b/src/helpers/SettingsHelper.php
@@ -38,7 +38,7 @@ public static function getFromNameEmail(int $siteId = null): array
     {
         // Get first from name and email
         $firstFromNameEmail = [];
-        $fromNamesEmails = Campaign::$plugin->settings->fromNamesEmails;
+        $fromNamesEmails = Campaign::$plugin->settings->getFromNamesEmails();
 
         foreach ($fromNamesEmails as $fromNameEmail) {
             if ($siteId === null || empty($fromNameEmail[3]) || $fromNameEmail[3] == $siteId) {
@@ -57,9 +57,9 @@ public static function getFromNameEmail(int $siteId = null): array
             $mailSettings = App::mailSettings();
 
             $firstFromNameEmail = [
-                'name' => $mailSettings->fromName,
-                'email' => $mailSettings->fromEmail,
-                'replyTo' => '',
+                'name' => App::parseEnv($mailSettings->fromName),
+                'email' => App::parseEnv($mailSettings->fromEmail),
+                'replyTo' => App::parseEnv($mailSettings->replyToEmail),
             ];
         }
 
@@ -72,7 +72,7 @@ public static function getFromNameEmail(int $siteId = null): array
     public static function getFromNameEmailOptions(int $siteId = null): array
     {
         $fromNameEmailOptions = [];
-        $fromNamesEmails = Campaign::$plugin->settings->fromNamesEmails;
+        $fromNamesEmails = Campaign::$plugin->settings->getFromNamesEmails();
 
         foreach ($fromNamesEmails as $fromNameEmail) {
             $fromSiteId = $fromNameEmail[3] ?? null;
diff --git a/src/models/SettingsModel.php b/src/models/SettingsModel.php
index 9ea4dd5f..50d18c09 100644
--- a/src/models/SettingsModel.php
+++ b/src/models/SettingsModel.php
@@ -417,6 +417,26 @@ public function getTurnstileErrorMessage(): string
         return App::parseEnv($this->turnstileErrorMessage) ?? '';
     }
 
+    /**
+     * Returns the parsed from names and emails.
+     *
+     * @since 3.5.6
+     */
+    public function getFromNamesEmails(): array
+    {
+        $fromNamesEmails = [];
+        foreach ($this->fromNamesEmails as $fromNameEmail) {
+            $fromNamesEmails[] = [
+                App::parseEnv($fromNameEmail[0]) ?? '',
+                App::parseEnv($fromNameEmail[1]) ?? '',
+                App::parseEnv($fromNameEmail[2]) ?? '',
+                $fromNameEmail[3] ?? null,
+            ];
+        }
+
+        return $fromNamesEmails;
+    }
+
     /**
      * Returns the contact field layout.
      */
@@ -469,12 +489,14 @@ public function getContactFields(): array
      */
     public function validateFromNamesEmails(mixed $attribute): void
     {
-        if (empty($this->fromNamesEmails)) {
+        $fromNamesEmails = $this->getFromNamesEmails();
+
+        if (empty($fromNamesEmails)) {
             $this->addError($attribute, Craft::t('campaign', 'You must enter at least one name and email.'));
             return;
         }
 
-        foreach ($this->fromNamesEmails as $fromNameEmail) {
+        foreach ($fromNamesEmails as $fromNameEmail) {
             if ($fromNameEmail[0] === '' || $fromNameEmail[1] === '') {
                 $this->addError($attribute, Craft::t('campaign', 'The name and email cannot be blank.'));
                 return;