@matzew could you please extract the version as a property i.e.
<properties>
    <apns.version>1.0.0.Beta1</apns.version>
</properties>
...
         <dependency>
             <groupId>com.notnoop.apns</groupId>
             <artifactId>apns</artifactId>
+            <version>${apns.version}</version>