diff --git a/CHANGELOG b/CHANGELOG
index 50bcec5..a0b398b 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -7,7 +7,7 @@
 - Can use both PySide and PyQt
 - Removed buttons for adding and deleting tuples
 - Can edit relations within the GUI
-- Migrating to unicode (instead of strings)
+- API migrated to unicode (instead of utf-8 encoded strings)
 
 1.0
 - Adds history in the GUI
diff --git a/relational/parser.py b/relational/parser.py
index a4a1b10..adf5f8c 100644
--- a/relational/parser.py
+++ b/relational/parser.py
@@ -133,9 +133,9 @@ class node (object):
             prop =self.prop
             
             #Converting parameters
-            if self.name==PROJECTION:#Projection
+            if self.name==PROJECTION:
                 prop='\"%s\"' %  prop.replace(' ','').replace(',','\",\"')
-            elif self.name==u"ρ": #Rename
+            elif self.name==RENAME:
                 prop='{\"%s\"}' % prop.replace(',','\",\"').replace(ARROW,'\":\"').replace(' ','')
             else: #Selection
                 prop='\"%s\"' %  prop
diff --git a/relational_gui/about.py b/relational_gui/about.py
index 53c93b6..571bf47 100644
--- a/relational_gui/about.py
+++ b/relational_gui/about.py
@@ -136,7 +136,7 @@ class Ui_Dialog(object):
         self.label_3.setText(QtGui.QApplication.translate("Dialog", "Version "+version, None, QtGui.QApplication.UnicodeUTF8))
         self.label_3.setTextInteractionFlags(QtCore.Qt.LinksAccessibleByMouse|QtCore.Qt.TextSelectableByMouse)
         self.groupBox_3.setTitle(QtGui.QApplication.translate("Dialog", "Author", None, QtGui.QApplication.UnicodeUTF8))
-        self.label_2.setText(QtGui.QApplication.translate("Dialog", "Salvo \"LtWorf\" Tomaselli &lt;<a href=\"mailto:tiposchi@tiscali.it\">tiposchi@tiscali.it</a>&gt;<br>Emilio Di Prima &lt;emiliodiprima[at]msn[dot]com&gt; (For the windows version)", None, QtGui.QApplication.UnicodeUTF8))
+        self.label_2.setText(QtGui.QApplication.translate("Dialog", "Salvo \"LtWorf\" Tomaselli &lt;<a href=\"mailto:tiposchi@tiscali.it\">tiposchi@tiscali.it</a>&gt;<br>Emilio Di Prima &lt;emiliodiprima[at]msn[dot]com&gt; (For the windows setup)", None, QtGui.QApplication.UnicodeUTF8))
         self.label_2.setOpenExternalLinks (True)
         self.label_2.setTextInteractionFlags(QtCore.Qt.LinksAccessibleByMouse|QtCore.Qt.TextSelectableByMouse)
         self.groupBox_2.setTitle(QtGui.QApplication.translate("Dialog", "Links", None, QtGui.QApplication.UnicodeUTF8))
diff --git a/relational_readline/linegui.py b/relational_readline/linegui.py
index 5e47231..9d9a613 100644
--- a/relational_readline/linegui.py
+++ b/relational_readline/linegui.py
@@ -265,6 +265,7 @@ def exec_query(command):
         relname='last_'
         query=command
     
+    query=unicode(query,'utf-8')
     #Execute query
     try:
         pyquery=parser.parse(query)