diff --git a/pom.xml b/pom.xml
index 7e3eba2..85e74df 100644
--- a/pom.xml
+++ b/pom.xml
@@ -36,17 +36,16 @@
             <groupId>net.mamoe</groupId>
             <artifactId>mirai-core-jvm</artifactId>
             <version>2.12.0</version>
-            <type>pom</type>
         </dependency>
         <dependency>
             <groupId>org.jetbrains.kotlinx</groupId>
             <artifactId>kotlinx-coroutines-jdk8</artifactId>
-            <version>1.6.2</version>
+            <version>1.6.4</version>
         </dependency>
         <dependency>
             <groupId>org.jetbrains.kotlinx</groupId>
             <artifactId>kotlinx-coroutines-core-jvm</artifactId>
-            <version>1.6.2</version>
+            <version>1.6.4</version>
         </dependency>
 
         <!-- https://mvnrepository.com/artifact/redis.clients/jedis -->