[build] Try to fix signing
diff --git a/pom.xml b/pom.xml
index b3d4b1d..25ff056 100644
--- a/pom.xml
+++ b/pom.xml
@@ -206,14 +206,14 @@
           <plugin>
             <groupId>org.eclipse.tycho.extras</groupId>
             <artifactId>tycho-pack200a-plugin</artifactId>
-            <version>0.18.1</version>
+            <version>${tycho-extras-version}</version>
             <executions>
               <execution>
                 <id>pack200-normalize</id>
+                <phase>package</phase>
                 <goals>
                   <goal>normalize</goal>
                 </goals>
-                <phase>verify</phase>
               </execution>
             </executions>
           </plugin>
@@ -224,7 +224,7 @@
             <executions>
               <execution>
                 <id>sign</id>
-                <phase>verify</phase>
+                <phase>package</phase>
                 <goals>
                   <goal>sign</goal>
                 </goals>
@@ -234,14 +234,14 @@
           <plugin>
             <groupId>org.eclipse.tycho.extras</groupId>
             <artifactId>tycho-pack200b-plugin</artifactId>
-            <version>0.18.1</version>
+            <version>${tycho-extras-version}</version>
             <executions>
               <execution>
                 <id>pack200-pack</id>
+                <phase>package</phase>
                 <goals>
                   <goal>pack</goal>
                 </goals>
-                <phase>verify</phase>
               </execution>
             </executions>
           </plugin>
@@ -260,7 +260,6 @@
           </snapshots>
         </pluginRepository>
       </pluginRepositories>
-
     </profile>
   </profiles>
 </project>