diff --git a/AnkiDroid/src/main/res/anim/decelerate_cubic.xml b/AnkiDroid/src/main/res/anim/decelerate_cubic.xml
deleted file mode 100644
index 3d5bff5e24bb..000000000000
--- a/AnkiDroid/src/main/res/anim/decelerate_cubic.xml
+++ /dev/null
@@ -1,21 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-/*
-** Copyright 2010, The Android Open Source Project
-**
-** Licensed under the Apache License, Version 2.0 (the "License"); 
-** you may not use this file except in compliance with the License. 
-** You may obtain a copy of the License at 
-**
-**     http://www.apache.org/licenses/LICENSE-2.0 
-**
-** Unless required by applicable law or agreed to in writing, software 
-** distributed under the License is distributed on an "AS IS" BASIS, 
-** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
-** See the License for the specific language governing permissions and 
-** limitations under the License.
-*/
--->
-
-<decelerateInterpolator xmlns:android="http://schemas.android.com/apk/res/android"
-    android:factor="1.5" />
diff --git a/AnkiDroid/src/main/res/anim/decelerate_quint.xml b/AnkiDroid/src/main/res/anim/decelerate_quint.xml
deleted file mode 100644
index 5548aef93bd1..000000000000
--- a/AnkiDroid/src/main/res/anim/decelerate_quint.xml
+++ /dev/null
@@ -1,21 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-/*
-** Copyright 2010, The Android Open Source Project
-**
-** Licensed under the Apache License, Version 2.0 (the "License"); 
-** you may not use this file except in compliance with the License. 
-** You may obtain a copy of the License at 
-**
-**     http://www.apache.org/licenses/LICENSE-2.0 
-**
-** Unless required by applicable law or agreed to in writing, software 
-** distributed under the License is distributed on an "AS IS" BASIS, 
-** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
-** See the License for the specific language governing permissions and 
-** limitations under the License.
-*/
--->
-
-<decelerateInterpolator xmlns:android="http://schemas.android.com/apk/res/android"
-    android:factor="2.5" />