diff --git a/cheetah/overlay/frameworks/base/packages/SystemUI/res/values/dimens.xml b/cheetah/overlay/frameworks/base/packages/SystemUI/res/values/dimens.xml
index 4ce1f63..735cd9c 100644
--- a/cheetah/overlay/frameworks/base/packages/SystemUI/res/values/dimens.xml
+++ b/cheetah/overlay/frameworks/base/packages/SystemUI/res/values/dimens.xml
@@ -44,8 +44,5 @@
 
     <!-- Padding for the lock icon on the keyguard. In pixels - should not scale with display size. -->
     <dimen name="lock_icon_padding">60px</dimen>
-
-    <!-- Alpha in duration in ms for the auth ripple to become fully vislble. If set to 0, it is immediately visible. -->
-    <integer name="auth_ripple_alpha_in_duration">0</integer>
 </resources>
 
diff --git a/panther/overlay/frameworks/base/packages/SystemUI/res/values/dimens.xml b/panther/overlay/frameworks/base/packages/SystemUI/res/values/dimens.xml
index ff76828..bbb6ac3 100644
--- a/panther/overlay/frameworks/base/packages/SystemUI/res/values/dimens.xml
+++ b/panther/overlay/frameworks/base/packages/SystemUI/res/values/dimens.xml
@@ -49,10 +49,6 @@
     <!-- Padding for the lock icon on the keyguard. In pixels - should not scale with display size. -->
     <dimen name="lock_icon_padding">48px</dimen>
 
-    <!-- Alpha in duration in ms for the auth ripple to become fully vislble.
-         If set to 0, it is immediately visible, which is desired for devices supporting UDFPS. -->
-    <integer name="auth_ripple_alpha_in_duration">0</integer>
-
     <!-- Movement should not be more than 1mm -->
     <dimen name="udfps_burn_in_offset_y">16px</dimen>
 </resources>