diff --git a/src/sel_logger.cpp b/src/sel_logger.cpp
index 83d487a..14be313 100644
--- a/src/sel_logger.cpp
+++ b/src/sel_logger.cpp
@@ -137,7 +137,7 @@
 {
     std::stringstream stream;
     stream << std::hex << std::uppercase << std::setfill('0');
-    for (const int& v : data)
+    for (int v : data)
     {
         stream << std::setw(2) << v;
     }