diff --git a/src/cryptonote_core/cryptonote_tx_utils.cpp b/src/cryptonote_core/cryptonote_tx_utils.cpp
index abb4b31e..30e1431b 100644
--- a/src/cryptonote_core/cryptonote_tx_utils.cpp
+++ b/src/cryptonote_core/cryptonote_tx_utils.cpp
@@ -265,7 +265,7 @@ namespace cryptonote
 
     // "Shuffle" outs
     std::vector<tx_destination_entry> shuffled_dsts(destinations);
-    std::random_shuffle(shuffled_dsts.begin(), shuffled_dsts.end(), [](int i) { return crypto::rand<int>() % i; });
+    std::random_shuffle(shuffled_dsts.begin(), shuffled_dsts.end(), [](unsigned int i) { return crypto::rand<unsigned int>() % i; });
 
     uint64_t summary_outs_money = 0;
     //fill outputs