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diff --git a/res/drawable-xxxhdpi/no_contacts.png b/res/drawable-xxxhdpi/no_contacts.png
deleted file mode 100644
index 536aca744..000000000
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new file mode 100644
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diff --git a/res/drawable-xxxhdpi/phone_24dp.png b/res/drawable-xxxhdpi/phone_24dp.png
deleted file mode 100644
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new file mode 100644
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diff --git a/res/drawable-xxxhdpi/poweredby_giphy.png b/res/drawable-xxxhdpi/poweredby_giphy.png
deleted file mode 100644
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deleted file mode 100644
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new file mode 100644
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diff --git a/res/drawable-xxxhdpi/timer00.png b/res/drawable-xxxhdpi/timer00.png
deleted file mode 100644
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diff --git a/res/drawable-xxxhdpi/timer10.png b/res/drawable-xxxhdpi/timer10.png
deleted file mode 100644
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diff --git a/res/drawable-xxxhdpi/timer10.webp b/res/drawable-xxxhdpi/timer10.webp
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diff --git a/res/drawable-xxxhdpi/timer15.png b/res/drawable-xxxhdpi/timer15.png
deleted file mode 100644
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diff --git a/res/drawable-xxxhdpi/timer20.png b/res/drawable-xxxhdpi/timer20.png
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diff --git a/res/drawable-xxxhdpi/timer25.png b/res/drawable-xxxhdpi/timer25.png
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deleted file mode 100644
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diff --git a/res/drawable-xxxhdpi/timer30.webp b/res/drawable-xxxhdpi/timer30.webp
new file mode 100644
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diff --git a/res/drawable-xxxhdpi/timer35.png b/res/drawable-xxxhdpi/timer35.png
deleted file mode 100644
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diff --git a/res/drawable-xxxhdpi/timer35.webp b/res/drawable-xxxhdpi/timer35.webp
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diff --git a/res/drawable-xxxhdpi/timer40.png b/res/drawable-xxxhdpi/timer40.png
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deleted file mode 100644
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deleted file mode 100644
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diff --git a/res/drawable-xxxhdpi/timer50.webp b/res/drawable-xxxhdpi/timer50.webp
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diff --git a/res/drawable-xxxhdpi/timer55.png b/res/drawable-xxxhdpi/timer55.png
deleted file mode 100644
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diff --git a/res/drawable-xxxhdpi/timer55.webp b/res/drawable-xxxhdpi/timer55.webp
new file mode 100644
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diff --git a/res/drawable-xxxhdpi/timer60.png b/res/drawable-xxxhdpi/timer60.png
deleted file mode 100644
index d66cf127b..000000000
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diff --git a/res/drawable-xxxhdpi/timer60.webp b/res/drawable-xxxhdpi/timer60.webp
new file mode 100644
index 000000000..bdc184594
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diff --git a/res/drawable-xxxhdpi/video_splash.png b/res/drawable-xxxhdpi/video_splash.png
deleted file mode 100644
index 72428c120..000000000
Binary files a/res/drawable-xxxhdpi/video_splash.png and /dev/null differ
diff --git a/res/drawable-xxxhdpi/video_splash.webp b/res/drawable-xxxhdpi/video_splash.webp
new file mode 100644
index 000000000..f7bf3682a
Binary files /dev/null and b/res/drawable-xxxhdpi/video_splash.webp differ
diff --git a/res/drawable-xxxhdpi/welcome.png b/res/drawable-xxxhdpi/welcome.png
deleted file mode 100644
index 546e48274..000000000
Binary files a/res/drawable-xxxhdpi/welcome.png and /dev/null differ
diff --git a/res/drawable-xxxhdpi/welcome.webp b/res/drawable-xxxhdpi/welcome.webp
new file mode 100644
index 000000000..0a0b7ff2d
Binary files /dev/null and b/res/drawable-xxxhdpi/welcome.webp differ
diff --git a/res/drawable/ic_dashboard_24.xml b/res/drawable/ic_dashboard_24.xml
new file mode 100644
index 000000000..1304250ca
--- /dev/null
+++ b/res/drawable/ic_dashboard_24.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+  <path
+      android:fillColor="#FFFFFFFF"
+      android:pathData="M3,13h8L11,3L3,3v10zM3,21h8v-6L3,15v6zM13,21h8L21,11h-8v10zM13,3v6h8L21,3h-8z"/>
+</vector>
diff --git a/res/drawable/ic_view_stream_24.xml b/res/drawable/ic_view_stream_24.xml
new file mode 100644
index 000000000..512f3d400
--- /dev/null
+++ b/res/drawable/ic_view_stream_24.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+  <path
+      android:fillColor="#FFFFFFFF"
+      android:pathData="M4,18h17v-6H4v6zM4,5v6h17V5H4z"/>
+</vector>
diff --git a/res/layout/giphy_activity_toolbar.xml b/res/layout/giphy_activity_toolbar.xml
index f7e899500..fe55d5c9a 100644
--- a/res/layout/giphy_activity_toolbar.xml
+++ b/res/layout/giphy_activity_toolbar.xml
@@ -1,5 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
-<merge xmlns:android="http://schemas.android.com/apk/res/android">
+<merge
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
 
     <LinearLayout android:layout_width="match_parent"
                   android:layout_height="match_parent"
@@ -65,7 +67,7 @@
                            android:visibility="visible"
                            android:focusable="true"
                            android:background="@drawable/circle_touch_highlight_background"
-                           android:src="@drawable/ic_dashboard_white_24dp" />
+                           app:srcCompat="@drawable/ic_dashboard_24" />
 
                 <ImageView android:id="@+id/view_stream"
                            android:layout_width="wrap_content"
@@ -76,7 +78,7 @@
                            android:clickable="true"
                            android:focusable="true"
                            android:background="@drawable/circle_touch_highlight_background"
-                           android:src="@drawable/ic_view_stream_white_24dp" />
+                           app:srcCompat="@drawable/ic_view_stream_24" />
 
             </org.thoughtcrime.securesms.components.AnimatingToggle>
 
diff --git a/res/mipmap-hdpi/ic_group_shortcut.png b/res/mipmap-hdpi/ic_group_shortcut.png
deleted file mode 100644
index aeb6937eb..000000000
Binary files a/res/mipmap-hdpi/ic_group_shortcut.png and /dev/null differ
diff --git a/res/mipmap-hdpi/ic_group_shortcut.webp b/res/mipmap-hdpi/ic_group_shortcut.webp
new file mode 100644
index 000000000..acc469210
Binary files /dev/null and b/res/mipmap-hdpi/ic_group_shortcut.webp differ
diff --git a/res/mipmap-hdpi/ic_launcher_foreground.png b/res/mipmap-hdpi/ic_launcher_foreground.png
deleted file mode 100644
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