diff --git a/MoltenVK/MoltenVK/GPUObjects/MVKDeviceMemory.mm b/MoltenVK/MoltenVK/GPUObjects/MVKDeviceMemory.mm
index 236832cca..a08dfa953 100644
--- a/MoltenVK/MoltenVK/GPUObjects/MVKDeviceMemory.mm
+++ b/MoltenVK/MoltenVK/GPUObjects/MVKDeviceMemory.mm
@@ -429,7 +429,7 @@
 		requiresDedicated = requiresDedicated || mvkIsAnyFlagEnabled(xmProps.externalMemoryFeatures, VK_EXTERNAL_MEMORY_FEATURE_DEDICATED_ONLY_BIT);
 		
 		// Make sure allocation happens at creation time since we may need to export the memory before usage
-		ensureMTLBuffer();
+		ensureMTLHeap();
 	}
 	if (mvkIsAnyFlagEnabled(_externalMemoryHandleType, VK_EXTERNAL_MEMORY_HANDLE_TYPE_MTLBUFFER_BIT_EXT)) {
 		auto& xmProps = getPhysicalDevice()->getExternalBufferProperties(VK_EXTERNAL_MEMORY_HANDLE_TYPE_MTLBUFFER_BIT_EXT);