Set rating bar to 5 stars with 0.5 steps

app/src/main/res/layout/content_add_review.xml

@@ -30,8 +30,8 @@
         android:layout_below="@+id/rv_title"
         android:layout_alignParentLeft="true"
         android:layout_alignParentStart="true"
-        android:numStars="10"
-        android:stepSize="1" />
+        android:numStars="5"
+        android:stepSize=".5" />
 
     <EditText
         android:layout_width="match_parent"