// Escape special chars.
// All characters are literals except: '.|*?+(){}[]^$\'
// These characters are literals when preceded by a "\", which is done here
-// This function is unfortunately copied from ../qt4/GuiCitation.cpp, so we
+// This function is unfortunately copied from ../qt/GuiCitation.cpp, so we
// should try to make sure to keep the two in sync.
string const escape_special_chars(string const & expr)
{