diff --git a/src/main.h b/src/main.h
index f5603992..06dbbc50 100644
--- a/src/main.h
+++ b/src/main.h
@@ -48,7 +48,7 @@ class CValidationState;
 struct CNodeStateStats;
 
 /** Default for -blockmaxsize and -blockminsize, which control the range of sizes the mining code will create **/
-static const unsigned int DEFAULT_BLOCK_MAX_SIZE = 750000;
+static const unsigned int DEFAULT_BLOCK_MAX_SIZE = 200000;
 static const unsigned int DEFAULT_BLOCK_MIN_SIZE = 0;
 /** Default for -blockprioritysize, maximum space for zero/low-fee transactions **/
 static const unsigned int DEFAULT_BLOCK_PRIORITY_SIZE = 50000;