diff --git a/Documentation/mm/vmemmap_dedup.rst b/Documentation/mm/vmemmap_dedup.rst
index 59891f72420e..593ede6d314b 100644
--- a/Documentation/mm/vmemmap_dedup.rst
+++ b/Documentation/mm/vmemmap_dedup.rst
@@ -211,7 +211,7 @@ the device (altmap).
 
 The following page sizes are supported in DAX: PAGE_SIZE (4K on x86_64),
 PMD_SIZE (2M on x86_64) and PUD_SIZE (1G on x86_64).
-For powerpc equivalent details see Documentation/powerpc/vmemmap_dedup.rst
+For powerpc equivalent details see Documentation/arch/powerpc/vmemmap_dedup.rst
 
 The differences with HugeTLB are relatively minor.