diff --git a/mcserver-manager/build.gradle b/mcserver-manager/build.gradle
index 479c2fa..bad850c 100644
--- a/mcserver-manager/build.gradle
+++ b/mcserver-manager/build.gradle
@@ -1,5 +1,5 @@
 group = 'asys'
-version = '0.6-SNAPSHOT'
+version = '0.6.2-SNAPSHOT'
 
 apply plugin: 'osgi'
 
@@ -12,6 +12,11 @@ jar {
     manifest {
         name = 'ASys MC server manager'
         instruction 'Bundle-Activator', 'asys.mcsmanager.Activator'
+        instruction 'Import-Package',
+                '!asys.mcsmanager.packets.*',
+                'io.netty.buffer;version="[4.0,5)"',
+                'io.netty.handler.codec;version="[4.0,5)"',
+                '*'
     }
 
     dependsOn configurations.include