diff --git a/src/viewer/ircview.cpp b/src/viewer/ircview.cpp
--- a/src/viewer/ircview.cpp
+++ b/src/viewer/ircview.cpp
@@ -827,7 +827,7 @@
         QString timeFormat = Preferences::self()->timestampFormat();
         QString timeString;
 
-        bool rtlLocale = (QLocale().zeroDigit() == QChar((ushort)0x0660)) or // ARABIC-INDIC DIGIT ZERO
+        bool rtlLocale = (QLocale().zeroDigit() == QChar((ushort)0x0660)) || // ARABIC-INDIC DIGIT ZERO
                          (QLocale().zeroDigit() == QChar((ushort)0x06F0));   // EXTENDED ARABIC-INDIC DIGIT ZERO
 
         if(!Preferences::self()->showDate())