diff --git a/themes/overlays/IconShapeSquareOverlay/Android.mk b/themes/overlays/IconShapeSquareOverlay/Android.mk
new file mode 100644
index 0000000..6020721
--- /dev/null
+++ b/themes/overlays/IconShapeSquareOverlay/Android.mk
@@ -0,0 +1,29 @@
+#
+#  Copyright 2018, 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.
+#
+
+LOCAL_PATH:= $(call my-dir)
+include $(CLEAR_VARS)
+
+LOCAL_RRO_THEME := IconShapeSquare
+
+LOCAL_PRODUCT_MODULE := true
+
+LOCAL_RESOURCE_DIR := $(LOCAL_PATH)/res
+
+LOCAL_PACKAGE_NAME := IconShapeSquareOverlay
+LOCAL_SDK_VERSION := current
+
+include $(BUILD_RRO_PACKAGE)
diff --git a/themes/overlays/IconShapeSquareOverlay/AndroidManifest.xml b/themes/overlays/IconShapeSquareOverlay/AndroidManifest.xml
new file mode 100644
index 0000000..235fdeb
--- /dev/null
+++ b/themes/overlays/IconShapeSquareOverlay/AndroidManifest.xml
@@ -0,0 +1,27 @@
+<!--
+/**
+ * Copyright (c) 2018, 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.
+ */
+-->
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.android.theme.icon.square"
+    android:versionCode="1"
+    android:versionName="1.0">
+    <overlay android:targetPackage="android"
+        android:category="android.theme.customization.adaptive_icon_shape"
+        android:priority="1"/>
+
+    <application android:label="@string/icon_shape_square_overlay" android:hasCode="false"/>
+</manifest>
diff --git a/themes/overlays/IconShapeSquareOverlay/res/values/config.xml b/themes/overlays/IconShapeSquareOverlay/res/values/config.xml
new file mode 100644
index 0000000..ef034a2
--- /dev/null
+++ b/themes/overlays/IconShapeSquareOverlay/res/values/config.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+** Copyright 2018, 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.
+*/
+-->
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <!-- Specifies the path that is used by AdaptiveIconDrawable class to crop launcher icons. -->
+    <string name="config_icon_mask" translatable="false">"M50,0L100,0 100,100 0,100 0,0z"</string>
+</resources>
diff --git a/themes/overlays/IconShapeSquareOverlay/res/values/strings.xml b/themes/overlays/IconShapeSquareOverlay/res/values/strings.xml
new file mode 100644
index 0000000..5772165
--- /dev/null
+++ b/themes/overlays/IconShapeSquareOverlay/res/values/strings.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/**
+ * Copyright (c) 2018, 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.
+ */
+-->
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <!-- Square icon overlay -->
+    <string name="icon_shape_square_overlay" translatable="false">Square</string>
+
+</resources>