diff --git a/Source/WebCore/loader/FrameLoader.cpp b/Source/WebCore/loader/FrameLoader.cpp
index 24dd28a..fcb524a 100644
--- a/Source/WebCore/loader/FrameLoader.cpp
+++ b/Source/WebCore/loader/FrameLoader.cpp
@@ -1248,7 +1248,7 @@
     }
 #if ENABLE(CACHE_PARTITIONING)
     if (&m_frame.tree().top() != &m_frame)
-        request.setCachePartition(m_frame.tree().top().document()->securityOrigin()->cachePartition());
+        request.setDomainForCachePartition(m_frame.tree().top().document()->securityOrigin()->domainForCachePartition());
 #endif
     addExtraFieldsToRequest(request, newLoadType, true);
     if (newLoadType == FrameLoadType::Reload || newLoadType == FrameLoadType::ReloadFromOrigin)