diff --git a/Classes/Service/MailTemplateService.php b/Classes/Service/MailTemplateService.php
index 254d1f211c74e6c164bda2f132fd5d1e68983f21..d3927bcd2c2f336faf1e54364903cf4ea050585b 100644
--- a/Classes/Service/MailTemplateService.php
+++ b/Classes/Service/MailTemplateService.php
@@ -792,7 +792,7 @@ class MailTemplateService {
 
 		foreach ($extensionList as $extensionName) {
 			$extensionConfigDirectory = ExtensionManagementUtility::extPath($extensionName);
-			$extensionConfigDirectory .= '/' . self::CONFIG_PATH;
+			$extensionConfigDirectory .= self::CONFIG_PATH;
 			$configFiles = GeneralUtility::getFilesInDir($extensionConfigDirectory);
 
 			foreach ($configFiles as $configFile) {
@@ -817,7 +817,6 @@ class MailTemplateService {
 	 * writes a single entry into the register array
 	 *
 	 * @param array $registerArray
-	 * @param string $extensionName
 	 * @param string $extensionKey
 	 * @param string $templateKey
 	 * @param array $configArray
diff --git a/Configuration/TypoScript/setup.ts b/Configuration/TypoScript/setup.ts
index f24bac282d64514ab2d63c92ea814e5220ccdf0b..984ce06f465198ad8780a3280514104bbb1a3d6f 100644
--- a/Configuration/TypoScript/setup.ts
+++ b/Configuration/TypoScript/setup.ts
@@ -15,6 +15,9 @@ module.tx_sgmail {
 
 			# comma-separated list of additional cc addresses
 			default.cc =
+
+			# extension where automatic generated registrations from forms are put. gets appended with /Configuration/MailTemplates/. make sure these folders exist!
+			configurationLocation = project_theme
 		}
 
 		# default template language