1 files changed, 2 insertions, 1 deletions
diff --git a/src/core_io.h b/src/core_io.h
index 5aecbc4489..4344290bb8 100644
--- a/src/core_io.h
+++ b/src/core_io.h
@@ -11,13 +11,14 @@
 class CBlock;
 class CScript;
 class CTransaction;
+class CMutableTransaction;
 class uint256;
 class UniValue;
 
 // core_read.cpp
 CScript ParseScript(const std::string& s);
 std::string ScriptToAsmStr(const CScript& script, const bool fAttemptSighashDecode = false);
-bool DecodeHexTx(CTransaction& tx, const std::string& strHexTx, bool fTryNoWitness = false);
+bool DecodeHexTx(CMutableTransaction& tx, const std::string& strHexTx, bool fTryNoWitness = false);
 bool DecodeHexBlk(CBlock&, const std::string& strHexBlk);
 uint256 ParseHashUV(const UniValue& v, const std::string& strName);
 uint256 ParseHashStr(const std::string&, const std::string& strName);