diff --git a/src/igl/vulkan/VulkanRenderPassBuilder.cpp b/src/igl/vulkan/VulkanRenderPassBuilder.cpp
index e7eb2f8962..68276e04e0 100644
--- a/src/igl/vulkan/VulkanRenderPassBuilder.cpp
+++ b/src/igl/vulkan/VulkanRenderPassBuilder.cpp
@@ -165,6 +165,8 @@ uint64_t VulkanRenderPassBuilder::HashFunction::operator()(
   hash ^= std::hash<uint32_t>()(builder.refDepth_.layout);
   hash ^= std::hash<uint32_t>()(builder.refDepthResolve_.attachment);
   hash ^= std::hash<uint32_t>()(builder.refDepthResolve_.layout);
+  hash ^= std::hash<uint32_t>()(builder.viewMask_);
+  hash ^= std::hash<uint32_t>()(builder.correlationMask_);
   return hash;
 }