diff --git a/src/cc/dice.cpp b/src/cc/dice.cpp
index 86d62ba61..5c3d0ef99 100644
--- a/src/cc/dice.cpp
+++ b/src/cc/dice.cpp
@@ -14,7 +14,7 @@
  ******************************************************************************/
 
 #include "CCdice.h"
-bool Eval::GetBlock(uint256 hash, CBlockIndex& blockIdx) const;
+bool Eval::GetBlock(uint256 hash, CBlockIndex& blockIdx);
 
 // timeout