diff --git a/src/wallet/wallet2.cpp b/src/wallet/wallet2.cpp
index 1550787e5..2173650bf 100644
--- a/src/wallet/wallet2.cpp
+++ b/src/wallet/wallet2.cpp
@@ -5035,7 +5035,7 @@ std::string wallet2::make_uri(const std::string &address, const std::string &pay
   }
 
   std::string uri = "monero:" + address;
-  bool n_fields = 0;
+  unsigned int n_fields = 0;
 
   if (!payment_id.empty())
   {