diff --git a/core/api/current.txt b/core/api/current.txt
index 19ffd36eb47a0..1fb8471414443 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -3901,7 +3901,7 @@ package android.animation {
     method public Object getAnimatedValue(String);
     method public long getCurrentPlayTime();
     method public long getDuration();
-    method @FloatRange(from=0, to=1) public static float getDurationScale();
+    method @FloatRange(from=0) public static float getDurationScale();
     method public static long getFrameDelay();
     method public int getRepeatCount();
     method public int getRepeatMode();
@@ -3941,7 +3941,7 @@ package android.animation {
   }
 
   public static interface ValueAnimator.DurationScaleChangeListener {
-    method public void onChanged(float);
+    method public void onChanged(@FloatRange(from=0) float);
   }
 
 }
diff --git a/core/api/test-current.txt b/core/api/test-current.txt
index 66f893d71ef9c..db95a1feec91b 100644
--- a/core/api/test-current.txt
+++ b/core/api/test-current.txt
@@ -96,7 +96,7 @@ package android.accessibilityservice {
 package android.animation {
 
   public class ValueAnimator extends android.animation.Animator {
-    method @MainThread public static void setDurationScale(@FloatRange(from=0, to=1) float);
+    method @MainThread public static void setDurationScale(@FloatRange(from=0) float);
   }
 
 }
diff --git a/core/java/android/animation/ValueAnimator.java b/core/java/android/animation/ValueAnimator.java
index bca6b6a0ddd0a..6ab7ae6d0ceed 100644
--- a/core/java/android/animation/ValueAnimator.java
+++ b/core/java/android/animation/ValueAnimator.java
@@ -316,7 +316,7 @@ public class ValueAnimator extends Animator implements AnimationHandler.Animatio
     @UnsupportedAppUsage
     @TestApi
     @MainThread
-    public static void setDurationScale(@FloatRange(from = 0, to = 1) float durationScale) {
+    public static void setDurationScale(@FloatRange(from = 0) float durationScale) {
         sDurationScale = durationScale;
         List<WeakReference<DurationScaleChangeListener>> listenerCopy;
 
@@ -340,7 +340,7 @@ public class ValueAnimator extends Animator implements AnimationHandler.Animatio
      *
      * @return the duration scale.
      */
-    @FloatRange(from = 0, to = 1)
+    @FloatRange(from = 0)
     public static float getDurationScale() {
         return sDurationScale;
     }
@@ -1798,8 +1798,8 @@ public class ValueAnimator extends Animator implements AnimationHandler.Animatio
     public interface DurationScaleChangeListener {
         /**
          * Called when the duration scale changes.
-         * @param scale the duration scalel
+         * @param scale the duration scale
          */
-        void onChanged(float scale);
+        void onChanged(@FloatRange(from = 0) float scale);
     }
 }