diff --git a/runtime/syntax/jjdescription.vim b/runtime/syntax/jjdescription.vim
index 28e396f9f4..f7b76ba260 100644
--- a/runtime/syntax/jjdescription.vim
+++ b/runtime/syntax/jjdescription.vim
@@ -4,6 +4,7 @@
 " Last Change:	2024 May 8
 " 2025 Apr 17 by Vim Project (don't require space to start comments, #17130)
 " 2026 Apr 09 by Vim Project (anchor status regex to beginning of line, #19879)
+" 2026 Apr 09 by Vim Project (detect renames of files, #19879)
 
 if exists('b:current_syntax')
   finish
@@ -12,8 +13,9 @@ endif
 syn match jjAdded "^JJ:\s\+\zsA\s.*" contained
 syn match jjRemoved "^JJ:\s\+\zsD\s.*" contained
 syn match jjChanged "^JJ:\s\+\zsM\s.*" contained
+syn match jjRenamed "^JJ:\s\+\zsR\s.*" contained
 
-syn region jjComment start="^JJ:" end="$" contains=jjAdded,jjRemoved,jjChanged
+syn region jjComment start="^JJ:" end="$" contains=jjAdded,jjRemoved,jjChanged,jjRenamed
 
 syn include @jjCommitDiff syntax/diff.vim
 syn region jjCommitDiff start=/\%(^diff --\%(git\|cc\|combined\) \)\@=/ end=/^\%(diff --\|$\|@@\@!\|[^[:alnum:]\ +-]\S\@!\)\@=/ fold contains=@jjCommitDiff
@@ -22,5 +24,6 @@ hi def link jjComment Comment
 hi def link jjAdded Added
 hi def link jjRemoved Removed
 hi def link jjChanged Changed
+hi def link jjRenamed Changed
 
 let b:current_syntax = 'jjdescription'