diff --git a/clang/include/clang/Basic/Attr.td b/clang/include/clang/Basic/Attr.td
index 63efd85dcd4e5..67d87eca16ede 100644
--- a/clang/include/clang/Basic/Attr.td
+++ b/clang/include/clang/Basic/Attr.td
@@ -2934,7 +2934,7 @@ def Suppress : DeclOrStmtAttr {
 def SysVABI : DeclOrTypeAttr {
   let Spellings = [GCC<"sysv_abi">];
 //  let Subjects = [Function, ObjCMethod];
-  let Documentation = [Undocumented];
+  let Documentation = [SysVABIDocs];
 }
 
 def ThisCall : DeclOrTypeAttr {