diff --git a/pixelocr/gui/glyphdbedit.py b/pixelocr/gui/glyphdbedit.py
index ead4d37..7dbf45f 100644
--- a/pixelocr/gui/glyphdbedit.py
+++ b/pixelocr/gui/glyphdbedit.py
@@ -110,7 +110,10 @@ class GlyphDBModel(QAbstractTableModel):
     def setData(self, index, value, role):
         column = self.COLUMNS[index.column()]
         glyph_data = self.values[index.row()]
+        self.glyphdb.remove(glyph_data)
         column.setData(glyph_data, value, role)
+        self.glyphdb.add(glyph_data)
+        self.updateData()
         return True
 
     def removeRows(self, row, count, parent=None):