diff --git a/src/CommandBusInterface.php b/src/CommandBusInterface.php
index eaac8a6..2ff11db 100644
--- a/src/CommandBusInterface.php
+++ b/src/CommandBusInterface.php
@@ -6,5 +6,11 @@
 
 interface CommandBusInterface
 {
+    /**
+     * @template TResult
+     * @param CommandInterface<TResult> $command
+     *
+     * @return TResult
+     */
     public function dispatch(CommandInterface $command): mixed;
 }
diff --git a/src/CommandInterface.php b/src/CommandInterface.php
index dc9ad77..a783894 100644
--- a/src/CommandInterface.php
+++ b/src/CommandInterface.php
@@ -4,6 +4,9 @@
 
 namespace Spiral\Cqrs;
 
+/**
+ * @template TResult
+ */
 interface CommandInterface
 {
 
diff --git a/src/QueryBusInterface.php b/src/QueryBusInterface.php
index e9bf762..c5a52cb 100644
--- a/src/QueryBusInterface.php
+++ b/src/QueryBusInterface.php
@@ -6,5 +6,11 @@
 
 interface QueryBusInterface
 {
+    /**
+     * @template TResult
+     * @param QueryInterface<TResult> $query
+     *
+     * @return TResult
+     */
     public function ask(QueryInterface $query): mixed;
 }
diff --git a/src/QueryInterface.php b/src/QueryInterface.php
index 2d983a7..445fc45 100644
--- a/src/QueryInterface.php
+++ b/src/QueryInterface.php
@@ -4,6 +4,9 @@
 
 namespace Spiral\Cqrs;
 
+/**
+ * @template TResult
+ */
 interface QueryInterface
 {