diff --git a/decodedtext.cpp b/decodedtext.cpp
index 3468897b0..5970080d2 100644
--- a/decodedtext.cpp
+++ b/decodedtext.cpp
@@ -64,7 +64,7 @@ QStringList DecodedText::messageWords () const
 
 QString DecodedText::CQersCall() const
 {
-  QRegularExpression callsign_re {R"(^(CQ|DE|QRZ)(\s?DX|\s([A-Z]{4}|\d{3}))?\s(?<callsign>[A-Z0-9/]{2,})(\s[A-R]{2}[0-9]{2})?)"};
+  QRegularExpression callsign_re {R"(^(CQ|DE|QRZ)(\s?DX|\s([A-Z]{2,4}|\d{3}))?\s(?<callsign>[A-Z0-9/]{2,})(\s[A-R]{2}[0-9]{2})?)"};
   return callsign_re.match (message_).captured ("callsign");
 }