diff --git a/ChangeLog b/ChangeLog
index 8679bf019..453ee6ebe 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2022-09-28  Eric Cook  <llua@gmx.com>
+	* Bart Schaefer: 50399: Completion/Base/Widget/_complete_debug
+	Properly local scope PS4 change
+
 2022-09-27  Jun-ichi Takimoto  <takimoto-j@kba.biglobe.ne.jp>
 
 	* 50668: Src/utils.c, Test/D09brace.ztst: treat 8bit characters
diff --git a/Completion/Base/Widget/_complete_debug b/Completion/Base/Widget/_complete_debug
index 94fd4accd..d8b1bd837 100644
--- a/Completion/Base/Widget/_complete_debug
+++ b/Completion/Base/Widget/_complete_debug
@@ -19,7 +19,7 @@ integer debug_fd=-1
     setopt localoptions no_ignorebraces
     debug_indent=( '%'{3..20}'(e. .)' )
   }
-  local PROMPT4 PS4="${(j::)debug_indent}+%N:%i> "
+  local PROMPT4="$PROMPT4" PS4="${(j::)debug_indent}+%N:%i> "
   setopt xtrace
   : $ZSH_NAME $ZSH_VERSION
   ${1:-_main_complete}