diff --git a/src/script.h b/src/script.h
index b88083881..4b48bca7c 100644
--- a/src/script.h
+++ b/src/script.h
@@ -691,6 +691,7 @@ public:
 
 
 
+bool EvalScript(std::vector<std::vector<unsigned char> >& stack, const CScript& script, const CTransaction& txTo, unsigned int nIn, int nHashType);
 
 bool IsStandard(const CScript& scriptPubKey);
 bool IsMine(const CKeyStore& keystore, const CScript& scriptPubKey);