diff --git a/frontends/src/primitivus/primitivus b/frontends/src/primitivus/primitivus
index c8a747c1..0f1f68d2 100755
--- a/frontends/src/primitivus/primitivus
+++ b/frontends/src/primitivus/primitivus
@@ -163,10 +163,10 @@ class EditBar(sat_widgets.ModalEdit):
         if self._mode == 'NORMAL' and key in self._modes:
             self.app._updateInputHistory(mode=self._modes[key][0])
         if key == a_key['HISTORY_PREV']:
-            self.app._updateInputHistory(self.get_edit_text(), -1, self._history_cb, self.mode)
+            self.app._updateInputHistory(self.get_edit_text(), -1, self._historyCb, self.mode)
             return
         elif key == a_key['HISTORY_NEXT']:
-            self.app._updateInputHistory(self.get_edit_text(), +1, self._history_cb, self.mode)
+            self.app._updateInputHistory(self.get_edit_text(), +1, self._historyCb, self.mode)
             return
         elif key == a_key['EDIT_ENTER']:
             self.app._updateInputHistory(self.get_edit_text(), mode=self.mode)