diff --git a/libethcore/Params.cpp b/libethcore/Params.cpp
index d986b889b..0c23eccd0 100644
--- a/libethcore/Params.cpp
+++ b/libethcore/Params.cpp
@@ -39,14 +39,15 @@ u256 const dev::eth::c_sstoreClearGas = 5000;
 u256 const dev::eth::c_sstoreRefundGas = 15000;
 u256 const dev::eth::c_jumpdestGas = 1;
 
-u256 const dev::eth::c_logGas = 2000;
+u256 const dev::eth::c_logGas = 375;
 u256 const dev::eth::c_logDataGas = 8;
-u256 const dev::eth::c_logTopicGas = 2000;
+u256 const dev::eth::c_logTopicGas = 375;
 
 u256 const dev::eth::c_createGas = 32000;
 
 u256 const dev::eth::c_callGas = 40;
-u256 const dev::eth::c_callValueTransferGas = 6700;
+u256 const dev::eth::c_callStipend = 2300;
+u256 const dev::eth::c_callValueTransferGas = 9000;
 u256 const dev::eth::c_callNewAccountGas = 25000;
 
 u256 const dev::eth::c_suicideRefundGas = 24000;
diff --git a/libethcore/Params.h b/libethcore/Params.h
index 1b58c80e9..120034b0e 100644
--- a/libethcore/Params.h
+++ b/libethcore/Params.h
@@ -50,6 +50,7 @@ extern u256 const c_logTopicGas;			///< Multiplied by the * of the LOG*, per LOG
 extern u256 const c_createGas;				///< Once per CREATE operation & contract-creation transaction.
 extern u256 const c_createDataGas;
 extern u256 const c_callGas;				///< Once per CALL operation & message call transaction.
+extern u256 const c_callStipend;			///< Free gas given at beginning of call.
 extern u256 const c_callNewAccountGas;		///< Paid for CALL when the destination address didn't exist prior.
 extern u256 const c_callValueTransferGas;	///< Paid for CALL when the value transfor is non-zero.
 extern u256 const c_suicideRefundGas;		///< Refunded following a suicide operation.