diff --git a/src/util/00-radv-defaults.conf b/src/util/00-radv-defaults.conf
index 2ab524855a5..31542b96a90 100644
--- a/src/util/00-radv-defaults.conf
+++ b/src/util/00-radv-defaults.conf
@@ -200,5 +200,8 @@ Application bugs worked around in this file:
         <application name="Rocket League" executable="RocketLeague">
             <option name="radv_zero_vram" value="true" />
         </application>
+        <application name="Crystal Project" executable="Crystal Project.bin.x86_64">
+            <option name="radv_zero_vram" value="true" />
+        </application>
     </device>
 </driconf>