--- a/mobile/android/base/java/org/mozilla/gecko/widget/AnimatedProgressBar.java
+++ b/mobile/android/base/java/org/mozilla/gecko/widget/AnimatedProgressBar.java
@@ -313,17 +313,17 @@ public class AnimatedProgressBar extends
         super.setProgress(progress);
     }
 
     private Drawable buildDrawable(@NonNull Drawable original,
                                    boolean isWrap,
                                    int duration,
                                    @InterpolatorRes int itplId) {
         if (isWrap) {
-            final Interpolator interpolator = (itplId > 0)
+            final Interpolator interpolator = (itplId != 0)
                     ? AnimationUtils.loadInterpolator(getContext(), itplId)
                     : null;
             return new ShiftDrawable(original, duration, interpolator);
         } else {
             return original;
         }
     }