diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/api/network/SignalInsulator.java b/src/main/java/io/github/thebusybiscuit/slimefun4/api/network/SignalInsulator.java
index 872a1f043b..bd00976c77 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/api/network/SignalInsulator.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/api/network/SignalInsulator.java
@@ -1,6 +1,5 @@
 package io.github.thebusybiscuit.slimefun4.api.network;
 
-import java.util.HashMap;
 import java.util.Optional;
 
 import javax.annotation.Nonnull;
@@ -19,12 +18,10 @@
 import io.github.thebusybiscuit.slimefun4.api.items.SlimefunItem;
 import io.github.thebusybiscuit.slimefun4.api.items.SlimefunItemStack;
 import io.github.thebusybiscuit.slimefun4.api.recipes.RecipeType;
-import io.github.thebusybiscuit.slimefun4.core.handlers.BlockBreakHandler;
 import io.github.thebusybiscuit.slimefun4.core.handlers.BlockPlaceHandler;
 import io.github.thebusybiscuit.slimefun4.core.handlers.BlockUseHandler;
 import io.github.thebusybiscuit.slimefun4.core.networks.energy.EnergyNet;
 import io.github.thebusybiscuit.slimefun4.implementation.Slimefun;
-import io.github.thebusybiscuit.slimefun4.implementation.handlers.SimpleBlockBreakHandler;
 import io.github.thebusybiscuit.slimefun4.implementation.items.cargo.CargoInsulator;
 import io.github.thebusybiscuit.slimefun4.implementation.items.electric.EnergyInsulator;