diff --git a/src/main/java/de/ellpeck/actuallyadditions/mod/util/compat/IMCHandler.java b/src/main/java/de/ellpeck/actuallyadditions/mod/util/compat/IMCHandler.java
index 40578101e..c4c6fb910 100644
--- a/src/main/java/de/ellpeck/actuallyadditions/mod/util/compat/IMCHandler.java
+++ b/src/main/java/de/ellpeck/actuallyadditions/mod/util/compat/IMCHandler.java
@@ -26,6 +26,7 @@ public final class IMCHandler{
             BlockPhantom.class,
             BlockTinyTorch.class,
             BlockItemViewer.class,
+            BlockItemViewerHopping.class,
             BlockLaserRelay.class
     };