diff --git a/library/src/main/res/layout/nnf_fragment_filepicker.xml b/library/src/main/res/layout/nnf_fragment_filepicker.xml
index d77dd4c2..bdf795fb 100644
--- a/library/src/main/res/layout/nnf_fragment_filepicker.xml
+++ b/library/src/main/res/layout/nnf_fragment_filepicker.xml
@@ -38,7 +38,7 @@
             android:layout_height="wrap_content"
             android:ellipsize="start"
             android:singleLine="true"
-            android:textAppearance="@style/TextAppearance.AppCompat.Widget.ActionBar.Title" />
+            android:textAppearance="@style/TextAppearance.AppCompat.Widget.ActionBar.Title"/>
     </android.support.v7.widget.Toolbar>
 
     <android.support.v7.widget.RecyclerView
@@ -49,7 +49,7 @@
         android:layout_below="@+id/nnf_picker_toolbar"
         android:descendantFocusability="afterDescendants"
         android:focusable="true"
-        tools:listitem="@layout/nnf_filepicker_listitem_dir" />
+        tools:listitem="@layout/nnf_filepicker_listitem_dir"/>
 
     <LinearLayout
         android:id="@+id/nnf_button_container"
@@ -58,21 +58,28 @@
         android:layout_alignParentBottom="true"
         android:orientation="horizontal">
 
-            <Button
-                android:id="@+id/nnf_button_cancel"
-                style="?attr/borderlessButtonStyle"
-                android:layout_width="0dp"
-                android:layout_height="48dp"
-                android:layout_weight="1"
-                android:text="@android:string/cancel" />
+        <Button
+            android:id="@+id/nnf_button_cancel"
+            style="?attr/borderlessButtonStyle"
+            android:layout_width="0dp"
+            android:layout_height="48dp"
+            android:layout_weight="1"
+            android:text="@android:string/cancel"/>
 
-            <Button
-                android:id="@+id/nnf_button_ok"
-                style="?attr/borderlessButtonStyle"
-                android:layout_width="0dp"
-                android:layout_height="48dp"
-                android:layout_weight="1"
-                android:text="@android:string/ok" />
+        <Button
+            android:id="@+id/nnf_button_ok"
+            style="?attr/borderlessButtonStyle"
+            android:layout_width="0dp"
+            android:layout_height="48dp"
+            android:layout_weight="1"
+            android:text="@android:string/ok"/>
 
     </LinearLayout>
+
+    <FrameLayout
+        android:id="@+id/divider"
+        android:layout_width="match_parent"
+        android:layout_height="1dp"
+        android:layout_above="@id/nnf_button_container"
+        android:background="?nnf_separator_color"/>
 </RelativeLayout>
\ No newline at end of file
diff --git a/library/src/main/res/values/attr.xml b/library/src/main/res/values/attr.xml
index 2b0fd7a2..60b08010 100644
--- a/library/src/main/res/values/attr.xml
+++ b/library/src/main/res/values/attr.xml
@@ -1,4 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
+
 <!--
   ~ Copyright (c) 2015 Jonas Kalderstam
   ~
@@ -19,4 +20,6 @@
 <resources>
     <!-- Specifies theme to apply to the toolbar -->
     <attr name="nnf_toolbarTheme" format="reference"/>
+    <!-- Color to apply to separator for OK/Cancel buttons -->
+    <attr name="nnf_separator_color" format="color"/>
 </resources>
\ No newline at end of file
diff --git a/library/src/main/res/values/colors.xml b/library/src/main/res/values/colors.xml
new file mode 100644
index 00000000..293b547d
--- /dev/null
+++ b/library/src/main/res/values/colors.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<!--
+  ~ Copyright (c) 2015 Jonas Kalderstam
+  ~
+  ~ This program is free software: you can redistribute it and/or modify
+  ~ it under the terms of the GNU Lesser General Public License as published by
+  ~ the Free Software Foundation, either version 3 of the License, or
+  ~ (at your option) any later version.
+  ~
+  ~ This program is distributed in the hope that it will be useful,
+  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  ~ GNU Lesser General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU Lesser General Public License
+  ~ along with this program.  If not, see <http://www.gnu.org/licenses/>.
+  -->
+
+<resources>
+    <!-- 12% black in LIGHT THEME -->
+    <color name="nnf_light_separator_color">#1e000000</color>
+    <!-- 12% white in BLACK THEME -->
+    <color name="nnf_dark_separator_color">#1effffff</color>
+</resources>
\ No newline at end of file
diff --git a/library/src/main/res/values/styles.xml b/library/src/main/res/values/styles.xml
index 9f5e1bfb..445772e0 100644
--- a/library/src/main/res/values/styles.xml
+++ b/library/src/main/res/values/styles.xml
@@ -1,4 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
+
 <!--
   ~ Copyright (c) 2015 Jonas Kalderstam
   ~
@@ -17,9 +18,11 @@
   -->
 
 <resources>
+
     <style name="NNF_BaseTheme" parent="Theme.AppCompat.DialogWhenLarge">
         <!-- You can override this in your sub theme -->
         <item name="nnf_toolbarTheme">@style/ThemeOverlay.AppCompat.ActionBar</item>
+        <item name="nnf_separator_color">@color/nnf_dark_separator_color</item>
 
         <!-- These are important. Handled by toolbar. -->
         <item name="windowActionBar">false</item>
@@ -29,6 +32,7 @@
     <style name="NNF_BaseTheme.Light" parent="Theme.AppCompat.Light.DialogWhenLarge">
         <!-- You can override this in your sub theme -->
         <item name="nnf_toolbarTheme">@style/ThemeOverlay.AppCompat.ActionBar</item>
+        <item name="nnf_separator_color">@color/nnf_light_separator_color</item>
 
         <!-- These are important. Handled by toolbar. -->
         <item name="windowActionBar">false</item>