diff --git a/src/chainparams.cpp b/src/chainparams.cpp
index 155ea3a06..e2b90ee50 100644
--- a/src/chainparams.cpp
+++ b/src/chainparams.cpp
@@ -30,6 +30,12 @@ using namespace std;
  * + Contains no strange transactions
  */
 void *chainparams_commandline(void *ptr);
+extern char ASSETCHAINS_SYMBOL[16];
+extern uint16_t ASSETCHAINS_PORT = 8777;
+extern uint32_t ASSETCHAIN_INIT = 0;
+extern uint32_t ASSETCHAINS_MAGIC = 2387029918;
+extern uint32_t ASSETCHAINS_TIMESTAMP = 1475772963;
+extern uint64_t ASSETCHAINS_SUPPLY = 1000000;
 
 const arith_uint256 maxUint = UintToArith256(uint256S("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"));