diff --git a/src/main.cpp b/src/main.cpp
index 0538d4ff34..3137d96270 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -2186,7 +2186,10 @@ bool CheckInputs(const CTransaction& tx, CValidationState &state, const CCoinsVi
                     // as to the correct behavior - we may want to continue
                     // peering with non-upgraded nodes even after soft-fork
                     // super-majority signaling has occurred.
-                    return state.DoS(100,false, REJECT_INVALID, strprintf("mandatory-script-verify-flag-failed (%s)", ScriptErrorString(check.GetScriptError())));
+                    if (check.GetScriptError() == SCRIPT_ERR_WITHDRAW_VERIFY_BLOCKCONFIRMED)
+                        return state.Invalid(false, REJECT_INVALID, strprintf("mandatory-script-verify-flag-failed (%s)", ScriptErrorString(check.GetScriptError())));
+                    else
+                        return state.DoS(100,false, REJECT_INVALID, strprintf("mandatory-script-verify-flag-failed (%s)", ScriptErrorString(check.GetScriptError())));
                 }
                 const CTxOutValue& value = coins->vout[tx.vin[i].prevout.n].nValue;
                 if (value.IsAmount())