diff --git a/platform/lang-impl/src/com/intellij/application/options/colors/FontOptions.java b/platform/lang-impl/src/com/intellij/application/options/colors/FontOptions.java
index 35741104b5c6..3ce765c1554f 100644
--- a/platform/lang-impl/src/com/intellij/application/options/colors/FontOptions.java
+++ b/platform/lang-impl/src/com/intellij/application/options/colors/FontOptions.java
@@ -268,7 +268,7 @@ public class FontOptions extends JPanel implements OptionsPanel{
     mySecondaryCombo.setEnabled(isThereSecondaryFont && !readOnly);
     myOnlyMonospacedCheckBox.setEnabled(!readOnly);
     myLineSpacingField.setEnabled(!readOnly);
-    myEditorFontSizeField.setEditable(!readOnly);
+    myEditorFontSizeField.setEnabled(!readOnly);
     myUseSecondaryFontCheckbox.setEnabled(!readOnly);
 
     myIsInSchemeChange = false;