diff --git a/.travis.yml b/.travis.yml
index f796b9c60..829bdf276 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -43,6 +43,9 @@ before_script:
 script:
   - composer analyse \
     src/amqp \
-    src/async-queue
+    src/async-queue \
+    src/cache \
+    src/command \
+    src/config
   - composer test -- --exclude-group NonCoroutine
   - vendor/bin/phpunit --group NonCoroutine
diff --git a/src/cache/src/Aspect/CacheableAspect.php b/src/cache/src/Aspect/CacheableAspect.php
index 3129ab9ef..eebe0554f 100644
--- a/src/cache/src/Aspect/CacheableAspect.php
+++ b/src/cache/src/Aspect/CacheableAspect.php
@@ -18,7 +18,6 @@ use Hyperf\Cache\Driver\KeyCollectorInterface;
 use Hyperf\Di\Annotation\Aspect;
 use Hyperf\Di\Aop\AbstractAspect;
 use Hyperf\Di\Aop\ProceedingJoinPoint;
-use Psr\Container\ContainerInterface;
 
 /**
  * @Aspect
@@ -32,7 +31,7 @@ class CacheableAspect extends AbstractAspect
     ];
 
     /**
-     * @var ContainerInterface
+     * @var CacheManager
      */
     protected $manager;
 
diff --git a/src/cache/src/Aspect/FailCacheAspect.php b/src/cache/src/Aspect/FailCacheAspect.php
index ffd5fe163..3506586ba 100644
--- a/src/cache/src/Aspect/FailCacheAspect.php
+++ b/src/cache/src/Aspect/FailCacheAspect.php
@@ -18,7 +18,6 @@ use Hyperf\Contract\StdoutLoggerInterface;
 use Hyperf\Di\Annotation\Aspect;
 use Hyperf\Di\Aop\AbstractAspect;
 use Hyperf\Di\Aop\ProceedingJoinPoint;
-use Psr\Container\ContainerInterface;
 
 /**
  * @Aspect
@@ -32,7 +31,7 @@ class FailCacheAspect extends AbstractAspect
     ];
 
     /**
-     * @var ContainerInterface
+     * @var CacheManager
      */
     protected $manager;
 
diff --git a/src/cache/src/Driver/CoroutineMemoryDriver.php b/src/cache/src/Driver/CoroutineMemoryDriver.php
index 039d992cb..f60c599f7 100644
--- a/src/cache/src/Driver/CoroutineMemoryDriver.php
+++ b/src/cache/src/Driver/CoroutineMemoryDriver.php
@@ -51,6 +51,8 @@ class CoroutineMemoryDriver extends Driver implements KeyCollectorInterface
         foreach ($values as $key => $value) {
             $this->set($key, $values, $ttl);
         }
+
+        return true;
     }
 
     public function deleteMultiple($keys)
@@ -58,6 +60,8 @@ class CoroutineMemoryDriver extends Driver implements KeyCollectorInterface
         foreach ($keys as $key) {
             $this->delete($key);
         }
+
+        return true;
     }
 
     public function has($key)
diff --git a/src/cache/src/Driver/RedisDriver.php b/src/cache/src/Driver/RedisDriver.php
index d0cc8b3a8..6409bd17c 100644
--- a/src/cache/src/Driver/RedisDriver.php
+++ b/src/cache/src/Driver/RedisDriver.php
@@ -113,7 +113,7 @@ class RedisDriver extends Driver implements KeyCollectorInterface
             return $this->getCacheKey($key);
         }, $keys);
 
-        return $this->redis->del(...$cacheKeys);
+        return (bool) $this->redis->del(...$cacheKeys);
     }
 
     public function has($key)
diff --git a/src/command/src/Command.php b/src/command/src/Command.php
index 49a478bb5..e00665880 100644
--- a/src/command/src/Command.php
+++ b/src/command/src/Command.php
@@ -40,7 +40,7 @@ abstract class Command extends SymfonyCommand
     protected $input;
 
     /**
-     * @var OutputInterface|SymfonyStyle
+     * @var SymfonyStyle
      */
     protected $output;
 
diff --git a/src/database/src/Commands/ModelCommand.php b/src/database/src/Commands/ModelCommand.php
index 5bf05c3ac..5751751fa 100644
--- a/src/database/src/Commands/ModelCommand.php
+++ b/src/database/src/Commands/ModelCommand.php
@@ -28,6 +28,7 @@ use Symfony\Component\Console\Input\InputArgument;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
 
 class ModelCommand extends Command
 {
@@ -57,7 +58,7 @@ class ModelCommand extends Command
     protected $printer;
 
     /**
-     * @var OutputInterface
+     * @var SymfonyStyle
      */
     protected $output;