diff --git a/src/com/android/settings/deviceinfo/StorageVolumePreferenceCategory.java b/src/com/android/settings/deviceinfo/StorageVolumePreferenceCategory.java
index ed5085a2a50..29b1e924453 100644
--- a/src/com/android/settings/deviceinfo/StorageVolumePreferenceCategory.java
+++ b/src/com/android/settings/deviceinfo/StorageVolumePreferenceCategory.java
@@ -283,7 +283,7 @@ public class StorageVolumePreferenceCategory extends PreferenceCategory {
                 mFormatPreference.setSummary(mResources.getString(R.string.mtp_ptp_mode_summary));
             }
         } else if (mFormatPreference != null) {
-            mFormatPreference.setEnabled(true);
+            mFormatPreference.setEnabled(mMountTogglePreference.isEnabled());
             mFormatPreference.setSummary(mResources.getString(R.string.sd_format_summary));
         }
     }