diff --git a/ash/src/extensions/khr/acceleration_structure.rs b/ash/src/extensions/khr/acceleration_structure.rs
index 2a336df4f..a41e973dc 100644
--- a/ash/src/extensions/khr/acceleration_structure.rs
+++ b/ash/src/extensions/khr/acceleration_structure.rs
@@ -258,7 +258,7 @@ impl AccelerationStructure {
         &self,
         version: &vk::AccelerationStructureVersionInfoKHR,
     ) -> vk::AccelerationStructureCompatibilityKHR {
-        let mut compatibility = vk::AccelerationStructureCompatibilityKHR::default();
+        let mut compatibility = mem::zeroed();
 
         (self.fp.get_device_acceleration_structure_compatibility_khr)(
             self.handle,