diff --git a/lib/public/AppFramework/Bootstrap/IRegistrationContext.php b/lib/public/AppFramework/Bootstrap/IRegistrationContext.php
index 002db26729393..197275fb8e332 100644
--- a/lib/public/AppFramework/Bootstrap/IRegistrationContext.php
+++ b/lib/public/AppFramework/Bootstrap/IRegistrationContext.php
@@ -119,7 +119,8 @@ public function registerParameter(string $name, $value): void;
 	 * @psalm-param string|class-string<T> $event preferably the fully-qualified class name of the Event sub class to listen for
 	 * @param string $listener fully qualified class name (or ::class notation) of a \OCP\EventDispatcher\IEventListener that can be built by the DI container
 	 * @psalm-param class-string<\OCP\EventDispatcher\IEventListener<T>> $listener fully qualified class name that can be built by the DI container
-	 * @param int $priority
+	 * @param int $priority The higher this value, the earlier an event
+	 *                      listener will be triggered in the chain (defaults to 0)
 	 *
 	 * @see IEventDispatcher::addServiceListener()
 	 *
diff --git a/lib/public/EventDispatcher/IEventDispatcher.php b/lib/public/EventDispatcher/IEventDispatcher.php
index 6f3adf159c07e..f38c0828bced1 100644
--- a/lib/public/EventDispatcher/IEventDispatcher.php
+++ b/lib/public/EventDispatcher/IEventDispatcher.php
@@ -40,7 +40,8 @@ interface IEventDispatcher {
 	 * @psalm-param string|class-string<T> $eventName preferably the fully-qualified class name of the Event sub class
 	 * @param callable $listener the object that is invoked when a matching event is dispatched
 	 * @psalm-param callable(T):void $listener
-	 * @param int $priority
+	 * @param int $priority The higher this value, the earlier an event
+	 *                      listener will be triggered in the chain (defaults to 0)
 	 *
 	 * @since 17.0.0
 	 */
@@ -63,7 +64,8 @@ public function removeListener(string $eventName, callable $listener): void;
 	 * @psalm-param string|class-string<T> $eventName preferably the fully-qualified class name of the Event sub class to listen for
 	 * @param string $className fully qualified class name (or ::class notation) of a \OCP\EventDispatcher\IEventListener that can be built by the DI container
 	 * @psalm-param class-string<\OCP\EventDispatcher\IEventListener<T>> $className fully qualified class name that can be built by the DI container
-	 * @param int $priority
+	 * @param int $priority The higher this value, the earlier an event
+	 *                      listener will be triggered in the chain (defaults to 0)
 	 *
 	 * @since 17.0.0
 	 */