diff --git a/build.gradle b/build.gradle
index 717823c..0d2e233 100644
--- a/build.gradle
+++ b/build.gradle
@@ -34,7 +34,7 @@ dependencies {
 configurations.implementation.extendsFrom(configurations.shadow)
 
 shadowJar {
-    configurations = [ project.configurations.shadow ]
+    configurations = [project.configurations.shadow]
     exclude("META-INF")
 }
 
diff --git a/src/main/java/io/ib67/sfcraft/mixin/server/bridge/ServerWorldBridge.java b/src/main/java/io/ib67/sfcraft/mixin/server/bridge/ServerWorldBridge.java
new file mode 100644
index 0000000..c9c65a2
--- /dev/null
+++ b/src/main/java/io/ib67/sfcraft/mixin/server/bridge/ServerWorldBridge.java
@@ -0,0 +1,12 @@
+package io.ib67.sfcraft.mixin.server.bridge;
+
+import net.minecraft.server.world.ServerWorld;
+import net.minecraft.server.world.SleepManager;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.gen.Accessor;
+
+@Mixin(ServerWorld.class)
+public interface ServerWorldBridge {
+    @Accessor
+    SleepManager getSleepManager();
+}
diff --git a/src/main/resources/sfcraft.mixins.json b/src/main/resources/sfcraft.mixins.json
index bb2b5fd..979ade6 100644
--- a/src/main/resources/sfcraft.mixins.json
+++ b/src/main/resources/sfcraft.mixins.json
@@ -8,6 +8,7 @@
   "client": [
   ],
   "server": [
+    "server.AbstractFurnaceBlockMixin",
     "server.ServerHandshakeNetworkHandlerMixin",
     "server.LegacyQueryHandlerMixin",
     "server.PlayerEntityMixin",