diff --git a/src/morse.cpp b/src/morse.cpp
index 819a26a..9b8a5ec 100644
--- a/src/morse.cpp
+++ b/src/morse.cpp
@@ -22,26 +22,26 @@ std::map<char, std::string> morseCode = {
 
 std::string refurbishMessage(const std::string &msg)
 {
-    std::string msgUpper;
-    msgUpper.resize(msg.length());
+    std::string msgRefurb;
+    msgRefurb.resize(msg.length());
 
     // Make the message all upper case
-    std::transform(msg.cbegin(), msg.cend(), msgUpper.begin(), [](unsigned char c) { return std::toupper(c); });
+    std::transform(msg.cbegin(), msg.cend(), msgRefurb.begin(), [](unsigned char c) { return std::toupper(c); });
 
     // Encode the special characters as we like it
-    msgUpper = std::regex_replace(msgUpper, std::regex("<BT>"), "=");
-    msgUpper = std::regex_replace(msgUpper, std::regex("<KN>"), "k");
-    msgUpper = std::regex_replace(msgUpper, std::regex("<SK>"), "s");
-    msgUpper = std::regex_replace(msgUpper, std::regex("<AR>"), "+");
-    msgUpper = std::regex_replace(msgUpper, std::regex("<KA>"), "a");
+    msgRefurb = std::regex_replace(msgRefurb, std::regex("<BT>"), "=");
+    msgRefurb = std::regex_replace(msgRefurb, std::regex("<KN>"), "k");
+    msgRefurb = std::regex_replace(msgRefurb, std::regex("<SK>"), "s");
+    msgRefurb = std::regex_replace(msgRefurb, std::regex("<AR>"), "+");
+    msgRefurb = std::regex_replace(msgRefurb, std::regex("<KA>"), "a");
 
     // Remove all other unknown characters
-    msgUpper.erase(remove_if(msgUpper.begin(), msgUpper.end(),
+    msgRefurb.erase(remove_if(msgRefurb.begin(), msgRefurb.end(),
                              [](const char &c) { return c != ' ' && morseCode.find(c) == morseCode.end(); }),
-                   msgUpper.end());
+                   msgRefurb.end());
 
     // Remove spaces, if there are too many of them
-    msgUpper = std::regex_replace(msgUpper, std::regex("(\\s+)"), " ");
+    msgRefurb = std::regex_replace(msgRefurb, std::regex("(\\s+)"), " ");
 
-    return msgUpper;
+    return msgRefurb;
 }
\ No newline at end of file