diff --git a/data/stk_config.xml b/data/stk_config.xml
index 67007b4db..12b7aecd4 100644
--- a/data/stk_config.xml
+++ b/data/stk_config.xml
@@ -36,6 +36,9 @@
        Penalty: Penalty time if a kart accelerates before GO. -->
   <startup penalty="1" />
 
+  <!-- If the normals (for wheel raycasts) should be smoothened -->
+  <physics smooth-normals="true"/>
+
   <!-- The title music. -->
   <music title="main_theme.music"/>