1 files changed, 1 insertions, 1 deletions

diff --git a/src/ChunkMap.h b/src/ChunkMap.h
index d0aeb867c..b3cc5f615 100644
--- a/src/ChunkMap.h
+++ b/src/ChunkMap.h
@@ -153,7 +153,7 @@ public:
 	/** Sends the block at the specified coords to the specified player.
 	Uses a blockchange packet to send the block.
 	If the relevant chunk isn't loaded, doesn't do anything. */
-	void SendBlockTo(int a_BlockX, int a_BlockY, int a_BlockZ, cPlayer & a_Player);
+	void SendBlockTo(int a_BlockX, int a_BlockY, int a_BlockZ, const cPlayer & a_Player);
 
 	/** Compares clients of two chunks, calls the callback accordingly */
 	void CompareChunkClients(int a_ChunkX1, int a_ChunkZ1, int a_ChunkX2, int a_ChunkZ2, cClientDiffCallback & a_Callback);