diff --git a/app/src/main/res/font/OpenSans.xml b/app/src/main/res/font/OpenSans.xml
index c0a0603..9df3e72 100644
--- a/app/src/main/res/font/OpenSans.xml
+++ b/app/src/main/res/font/OpenSans.xml
@@ -1,7 +1,7 @@
 <font-family xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto">
-    <font android:fontStyle="normal" android:fontWeight="400" android:font="@font/OpenSans_Regular"
-        app:fontStyle="normal" app:fontWeight="400" app:font="@font/OpenSans_Regular"/>
-    <font android:fontStyle="italic" android:fontWeight="400" android:font="@font/OpenSans_Italic"
-        app:fontStyle="italic" app:fontWeight="400" app:font="@font/OpenSans_Italic" />
+    <font android:fontStyle="normal" android:fontWeight="400" android:font="@font/opensans_regular"
+        app:fontStyle="normal" app:fontWeight="400" app:font="@font/opensans_regular"/>
+    <font android:fontStyle="italic" android:fontWeight="400" android:font="@font/opensans_italic"
+        app:fontStyle="italic" app:fontWeight="400" app:font="@font/opensans_italic" />
 </font-family>
\ No newline at end of file
diff --git a/app/src/main/res/values/styles.xml b/app/src/main/res/values/styles.xml
index 5ab0455..8c96582 100644
--- a/app/src/main/res/values/styles.xml
+++ b/app/src/main/res/values/styles.xml
@@ -30,6 +30,8 @@
         <item name="android:homeAsUpIndicator">@drawable/back_button_image</item>
         <item name="android:dialogTheme">@style/CustomDialog</item>
         <item name="android:colorButtonNormal">@color/white</item>
+        <item name="android:fontFamily">@font/opensans</item>
+        <item name="fontFamily">@font/opensans</item> <!-- target android sdk versions < 26 and > 14 if theme other than AppCompat -->
     </style>
 
     <style name="AppTheme.NoActionBar" parent="AppTheme">