diff --git a/src/bloom.cpp b/src/bloom.cpp
index d9ec2efa..b6799e14 100644
--- a/src/bloom.cpp
+++ b/src/bloom.cpp
@@ -5,7 +5,7 @@
 #include <stdlib.h>
 
 #include "bloom.h"
-#include "main.h"
+#include "core.h"
 #include "script.h"
 
 #define LN2SQUARED 0.4804530139182014246671025263266649717305529515945455
diff --git a/src/chainparams.cpp b/src/chainparams.cpp
index 8859424d..3bb62fb7 100644
--- a/src/chainparams.cpp
+++ b/src/chainparams.cpp
@@ -6,7 +6,8 @@
 #include "assert.h"
 
 #include "chainparams.h"
-#include "main.h"
+#include "core.h"
+#include "protocol.h"
 #include "util.h"
 
 //
diff --git a/src/rpcmining.cpp b/src/rpcmining.cpp
index d0b0a70b..a70c0958 100644
--- a/src/rpcmining.cpp
+++ b/src/rpcmining.cpp
@@ -4,7 +4,6 @@
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #include "chainparams.h"
-#include "main.h"
 #include "db.h"
 #include "init.h"
 #include "bitcoinrpc.h"
diff --git a/src/rpcrawtransaction.cpp b/src/rpcrawtransaction.cpp
index 61cb4e39..f08688d3 100644
--- a/src/rpcrawtransaction.cpp
+++ b/src/rpcrawtransaction.cpp
@@ -9,7 +9,6 @@
 #include "bitcoinrpc.h"
 #include "db.h"
 #include "init.h"
-#include "main.h"
 #include "net.h"
 #include "wallet.h"