diff --git a/lib/private/appframework/http/request.php b/lib/private/appframework/http/request.php
index f11d189962..97e9809c1f 100644
--- a/lib/private/appframework/http/request.php
+++ b/lib/private/appframework/http/request.php
@@ -521,7 +521,7 @@ class Request implements \ArrayAccess, \Countable, IRequest {
 	/**
 	 * Get raw PathInfo from request (not urldecoded)
 	 * @throws \Exception
-	 * @return string|false Path info or false when not found
+	 * @return string Path info
 	 */
 	public function getRawPathInfo() {
 		$requestUri = isset($this->server['REQUEST_URI']) ? $this->server['REQUEST_URI'] : '';
diff --git a/lib/private/security/trusteddomainhelper.php b/lib/private/security/trusteddomainhelper.php
index 593263897b..da5e0ff0a1 100644
--- a/lib/private/security/trusteddomainhelper.php
+++ b/lib/private/security/trusteddomainhelper.php
@@ -28,7 +28,7 @@ class TrustedDomainHelper {
 
 	/**
 	 * Strips a potential port from a domain (in format domain:port)
-	 * @param $host
+	 * @param string $host
 	 * @return string $host without appended port
 	 */
 	private function getDomainWithoutPort($host) {
diff --git a/lib/public/irequest.php b/lib/public/irequest.php
index 814fc0251c..025c8367d4 100644
--- a/lib/public/irequest.php
+++ b/lib/public/irequest.php
@@ -161,7 +161,7 @@ interface IRequest {
 	/**
 	 * Get raw PathInfo from request (not urldecoded)
 	 * @throws \Exception
-	 * @return string|false Path info or false when not found
+	 * @return string Path info
 	 */
 	public function getRawPathInfo();