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-rw-r--r--src/BlockEntities/RedstonePoweredEntity.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/BlockEntities/RedstonePoweredEntity.h b/src/BlockEntities/RedstonePoweredEntity.h
index aebba771f..7d6904442 100644
--- a/src/BlockEntities/RedstonePoweredEntity.h
+++ b/src/BlockEntities/RedstonePoweredEntity.h
@@ -1,9 +1,13 @@
+#pragma once
// Interface class representing a blockEntity that responds to redstone
class cRedstonePoweredEntity
{
public:
+
+ virtual ~cRedstonePoweredEntity() {};
+
/// Sets the internal redstone power flag to "on" or "off", depending on the parameter. Calls Activate() if appropriate
virtual void SetRedstonePower(bool a_IsPowered) = 0;
};