diff --git a/src/gpu/vk/GrVkGpu.cpp b/src/gpu/vk/GrVkGpu.cpp
index 81fb089..6412a55 100644
--- a/src/gpu/vk/GrVkGpu.cpp
+++ b/src/gpu/vk/GrVkGpu.cpp
@@ -779,6 +779,7 @@
     surfDesc.fConfig = desc.fConfig;
     surfDesc.fSampleCnt = SkTMin(desc.fSampleCnt, this->caps()->maxSampleCount());
     bool renderTarget = SkToBool(desc.fFlags & kRenderTarget_GrBackendTextureFlag);
+    SkASSERT(!renderTarget || kAdoptAndCache_GrWrapOwnership != ownership);  // Not supported
     // In GL, Chrome assumes all textures are BottomLeft
     // In VK, we don't have this restriction
     surfDesc.fOrigin = resolve_origin(desc.fOrigin);