diff --git a/llvm/utils/vim/syntax/llvm.vim b/llvm/utils/vim/syntax/llvm.vim
index fa59ee0a2b78..33abbc823f7a 100644
--- a/llvm/utils/vim/syntax/llvm.vim
+++ b/llvm/utils/vim/syntax/llvm.vim
@@ -137,7 +137,7 @@ syn keyword llvmKeyword
       \ seq_cst
       \ sideeffect
       \ signext
-      \ singlethread
+      \ syncscope
       \ source_filename
       \ speculatable
       \ spir_func