Bug 12998: Document required depth formats and layouts in buffer memory
diff --git a/layers/image.cpp b/layers/image.cpp
index de15789..7fc5f7c 100644
--- a/layers/image.cpp
+++ b/layers/image.cpp
@@ -250,7 +250,7 @@
     bool result = VK_FALSE;
     switch (format) {
         case VK_FORMAT_D16_UNORM:
-        case VK_FORMAT_D24_UNORM:
+        case VK_FORMAT_D24_UNORM_X8:
         case VK_FORMAT_D32_SFLOAT:
         case VK_FORMAT_S8_UINT:
         case VK_FORMAT_D16_UNORM_S8_UINT: