diff --git a/source/cChunk.cpp b/source/cChunk.cpp
index 6c9165b30..cd94e3413 100644
--- a/source/cChunk.cpp
+++ b/source/cChunk.cpp
@@ -41,8 +41,8 @@
 
 
 
-// Leaves can be this many blocks that away from the log not to decay
-#define LEAVES_CHECK_DISTANCE 4
+// Leaves can be this many blocks that away (inclusive) from the log not to decay
+#define LEAVES_CHECK_DISTANCE 5