diff --git a/src/com/android/settings/accessibility/ToggleFontSizePreferenceFragment.java b/src/com/android/settings/accessibility/ToggleFontSizePreferenceFragment.java
index 993367299b6..f246204a2b4 100644
--- a/src/com/android/settings/accessibility/ToggleFontSizePreferenceFragment.java
+++ b/src/com/android/settings/accessibility/ToggleFontSizePreferenceFragment.java
@@ -67,6 +67,7 @@ public class ToggleFontSizePreferenceFragment extends PreviewSeekBarPreferenceFr
      */
     @Override
     protected void commit() {
+        if (getContext() == null) return;
         final ContentResolver resolver = getContext().getContentResolver();
         Settings.System.putFloat(resolver, Settings.System.FONT_SCALE, mValues[mCurrentIndex]);
     }