diff --git a/src/util/00-mesa-defaults.conf b/src/util/00-mesa-defaults.conf
index 7b5cb075b4c..440e0f2ec81 100644
--- a/src/util/00-mesa-defaults.conf
+++ b/src/util/00-mesa-defaults.conf
@@ -945,6 +945,11 @@ TODO: document the other workarounds.
             <option name="vk_dont_care_as_load" value="true" />
         </application>
 
+        <!-- Atlas Fallen Vulkan crashes with vsync turned off on xwayland without this workaround. -->
+        <application name="Atlas Fallen" executable="AtlasFallen (VK).exe">
+            <option name="vk_x11_strict_image_count" value="true" />
+        </application>
+
         <!-- Disable fp16 support for browsers, since there is too much
              broken WebGL out there that uses the wrong precision.
              Bonus workaround for Firefox bug #1845309. -->