diff --git a/highlighters/main/test-data/subshell.zsh b/highlighters/main/test-data/subshell.zsh
index f013eb1..31f8507 100644
--- a/highlighters/main/test-data/subshell.zsh
+++ b/highlighters/main/test-data/subshell.zsh
@@ -31,6 +31,6 @@ BUFFER='tar cf - * | (cd /target; tar xfp -)'
 
 expected_region_highlight=(
   "1 3 $ZSH_HIGHLIGHT_STYLES[command]" # tar
-  "15 16 $ZSH_HIGHLIGHT_STYLES[command] 'not yet implemented'" # cd
+  "15 16 $ZSH_HIGHLIGHT_STYLES[command] 'issue #166'" # cd
   "27 29 $ZSH_HIGHLIGHT_STYLES[command]" # tar
 )