1 files changed, 1 insertions, 1 deletions
diff --git a/src/consensus/validation.h b/src/consensus/validation.h
index c92bec4fae..a97d983a31 100644
--- a/src/consensus/validation.h
+++ b/src/consensus/validation.h
@@ -48,7 +48,7 @@ public:
                  unsigned char _chRejectCode=0, std::string _strRejectReason="") {
         return DoS(0, ret, _chRejectCode, _strRejectReason);
     }
-    bool Error(std::string strRejectReasonIn="") {
+    bool Error(const std::string& strRejectReasonIn) {
         if (mode == MODE_VALID)
             strRejectReason = strRejectReasonIn;
         mode = MODE_ERROR;