diff --git a/src/main/kotlin/net/shadowfacts/phycon/block/redstone_controller/RedstoneControllerBlockEntity.kt b/src/main/kotlin/net/shadowfacts/phycon/block/redstone_controller/RedstoneControllerBlockEntity.kt
index 75cee55..07df638 100644
--- a/src/main/kotlin/net/shadowfacts/phycon/block/redstone_controller/RedstoneControllerBlockEntity.kt
+++ b/src/main/kotlin/net/shadowfacts/phycon/block/redstone_controller/RedstoneControllerBlockEntity.kt
@@ -17,6 +17,10 @@ class RedstoneControllerBlockEntity: DeviceBlockEntity(PhyBlockEntities.REDSTONE
 
 	var managedDevices = Array<IPAddress?>(5) { null }
 	var redstoneMode = RedstoneMode.HIGH
+		set(value) {
+			field = value
+			redstoneStateChanged()
+		}
 
 	private var redstonePowered = false
 
@@ -24,6 +28,8 @@ class RedstoneControllerBlockEntity: DeviceBlockEntity(PhyBlockEntities.REDSTONE
 	}
 
 	fun redstoneStateChanged() {
+		if (world!!.isClient) return
+
 		val oldPowered = redstonePowered
 		redstonePowered = cachedState[RedstoneControllerBlock.POWERED]