diff --git a/core/java/android/widget/NumberPicker.java b/core/java/android/widget/NumberPicker.java
index 6405ee9407268..3335da0bd6724 100644
--- a/core/java/android/widget/NumberPicker.java
+++ b/core/java/android/widget/NumberPicker.java
@@ -559,17 +559,17 @@ public class NumberPicker extends LinearLayout {
                 getResources().getDisplayMetrics());
         mSelectionDividerHeight = attributesArray.getDimensionPixelSize(
                 R.styleable.NumberPicker_selectionDividerHeight, defSelectionDividerHeight);
-        mMinHeight = attributesArray.getDimensionPixelSize(R.styleable.NumberPicker_minHeight,
-                SIZE_UNSPECIFIED);
-        mMaxHeight = attributesArray.getDimensionPixelSize(R.styleable.NumberPicker_maxHeight,
-                SIZE_UNSPECIFIED);
+        mMinHeight = attributesArray.getDimensionPixelSize(
+                R.styleable.NumberPicker_internalMinHeight, SIZE_UNSPECIFIED);
+        mMaxHeight = attributesArray.getDimensionPixelSize(
+                R.styleable.NumberPicker_internalMaxHeight, SIZE_UNSPECIFIED);
         if (mMinHeight != SIZE_UNSPECIFIED && mMaxHeight != SIZE_UNSPECIFIED
                 && mMinHeight > mMaxHeight) {
             throw new IllegalArgumentException("minHeight > maxHeight");
         }
-        mMinWidth = attributesArray.getDimensionPixelSize(R.styleable.NumberPicker_minWidth,
+        mMinWidth = attributesArray.getDimensionPixelSize(R.styleable.NumberPicker_internalMinWidth,
                 SIZE_UNSPECIFIED);
-        mMaxWidth = attributesArray.getDimensionPixelSize(R.styleable.NumberPicker_maxWidth,
+        mMaxWidth = attributesArray.getDimensionPixelSize(R.styleable.NumberPicker_internalMaxWidth,
                 SIZE_UNSPECIFIED);
         if (mMinWidth != SIZE_UNSPECIFIED && mMaxWidth != SIZE_UNSPECIFIED
                 && mMinWidth > mMaxWidth) {
diff --git a/core/res/res/values/attrs.xml b/core/res/res/values/attrs.xml
index 24349743676c1..f31deef816f75 100755
--- a/core/res/res/values/attrs.xml
+++ b/core/res/res/values/attrs.xml
@@ -3623,15 +3623,13 @@
         <!-- @hide The height of the selection divider. -->
         <attr name="selectionDividerHeight" format="dimension" />
         <!-- @hide The min height of the NumberPicker. -->
-        <attr name="minHeight" />
+        <attr name="internalMinHeight" format="dimension" />
         <!-- @hide The max height of the NumberPicker. -->
-        <attr name="maxHeight" />
+        <attr name="internalMaxHeight" format="dimension" />
         <!-- @hide The min width of the NumberPicker. -->
-        <attr name="minWidth" />
+        <attr name="internalMinWidth" format="dimension" />
         <!-- @hide The max width of the NumberPicker. -->
-        <attr name="maxWidth" />
-        <!-- @hide The max width of the NumberPicker. -->
-        <attr name="maxWidth" />
+        <attr name="internalMaxWidth" format="dimension" />
     </declare-styleable>
 
     <declare-styleable name="TimePicker">
diff --git a/core/res/res/values/styles.xml b/core/res/res/values/styles.xml
index a9975cc60eb9c..569be90d78919 100644
--- a/core/res/res/values/styles.xml
+++ b/core/res/res/values/styles.xml
@@ -1656,8 +1656,8 @@ please see styles_device_defaults.xml.
         <item name="android:flingable">true</item>
         <item name="android:selectionDivider">@android:drawable/numberpicker_selection_divider</item>
         <item name="android:selectionDividerHeight">2dip</item>
-        <item name="android:minWidth">48dip</item>
-        <item name="android:maxHeight">200dip</item>
+        <item name="android:internalMinWidth">48dip</item>
+        <item name="android:internalMaxHeight">200dip</item>
     </style>
 
     <style name="Widget.Holo.TimePicker" parent="Widget.TimePicker">