diff --git a/src/main/java/appeng/core/sync/packets/PacketValueConfig.java b/src/main/java/appeng/core/sync/packets/PacketValueConfig.java
index ef9156931..ee52b7d53 100644
--- a/src/main/java/appeng/core/sync/packets/PacketValueConfig.java
+++ b/src/main/java/appeng/core/sync/packets/PacketValueConfig.java
@@ -157,7 +157,7 @@ public class PacketValueConfig extends AppEngPacket {
                 } else if (this.Name.equals("PatternTerminal.MaximizeCount")) {
                     cpt.maximizeCount();
                 } else if (this.Name.equals("PatternTerminal.Substitute")) {
-                    cpt.getPart().setSubstitution(this.Value.equals("1"));
+                    cpt.setSubstitute(this.Value.equals("1"));
                 }
             }
         } else if (this.Name.startsWith("StorageBus.")) {