diff --git a/binaries/data/mods/public/simulation/templates/template_unit_mechanical_siege_ballista.xml b/binaries/data/mods/public/simulation/templates/template_unit_mechanical_siege_ballista.xml
index 09c0e86125..943a9449b3 100644
--- a/binaries/data/mods/public/simulation/templates/template_unit_mechanical_siege_ballista.xml
+++ b/binaries/data/mods/public/simulation/templates/template_unit_mechanical_siege_ballista.xml
@@ -11,6 +11,14 @@
       <ProjectileSpeed>300.0</ProjectileSpeed>
       <PrepareTime>5000</PrepareTime>
       <RepeatTime>4000</RepeatTime>
+      <Splash>
+        <Shape>Linear</Shape>
+        <Range>8.0</Range>
+        <FriendlyFire>false</FriendlyFire>
+        <Hack>0.0</Hack>
+        <Pierce>75.0</Pierce>
+        <Crush>5.0</Crush>
+      </Splash>
       <PreferredClasses datatype="tokens">Human Siege</PreferredClasses>
     </Ranged>
   </Attack>