diff --git a/Documentation/core-api/index.rst b/Documentation/core-api/index.rst
index a501dc1c90d0..d02b26917931 100644
--- a/Documentation/core-api/index.rst
+++ b/Documentation/core-api/index.rst
@@ -12,6 +12,7 @@ Core utilities
    :maxdepth: 1
 
    kernel-api
+   kobject
    assoc_array
    atomic_ops
    cachetlb
diff --git a/Documentation/kobject.txt b/Documentation/core-api/kobject.rst
similarity index 100%
rename from Documentation/kobject.txt
rename to Documentation/core-api/kobject.rst