diff --git a/docs/ChangeLog.md b/docs/ChangeLog.md
index 1d89e9b7..0cc811b4 100644
--- a/docs/ChangeLog.md
+++ b/docs/ChangeLog.md
@@ -268,6 +268,7 @@
 - edit: fix an unexpected leave from the command layout on `read` `#D1800` 4dbf16f
 - history: work around possible dirty prefix `*` in the history output `#D1808` 64a740d
 - decode (`ble-bind`): fix the printed definition of `-c`/`-x` bindings `#D1821` 94de078
+- command-help (`.read-man`): add missing `ble/util/assign/.rmtmp` `#D1840` XXXXXXX
 
 ## Documentation
 
@@ -366,7 +367,7 @@
 - complete: work around blocking `_scp_remote_files` and `_dnf` (reported by iantra) `#D1807` a4a779e 46f5c13
 - history: work around broken timestamps in `HISTFILE` (reported by johnyaku) `#D1831` 5ef28eb
 - progcomp: disable `command_not_found_handle` (reported by telometto, wisnoskij) `#D1834` 64d471a d5fe1d1 973ae8c
-- complete: add completion integration with `zoxide` (reported by ferdinandyb) `#D1838` XXXXXXX
+- complete: add completion integration with `zoxide` (reported by ferdinandyb) `#D1838` a96bafe
 
 ## Internal changes and fixes
 
diff --git a/note.txt b/note.txt
index 99545d42..3fa69b08 100644
--- a/note.txt
+++ b/note.txt
@@ -6463,6 +6463,10 @@ bash_tips
 
 2022-07-10
 
+  * command-help (ble/widget/command-help/.read-man): ble/util/assign/.rmtmp を忘れている [#D1840]
+
+    0.2 backport 中に気づいた。これは単純に追加すれば良い。
+
   * encoding:C: 初期化出来ない。大量のエラーメッセージ [#D1839]
 
     0.2 backport 中に気づいたのだが encoding:C で既に削除された関数
diff --git a/src/edit.sh b/src/edit.sh
index 980a1dc8..3c99908b 100644
--- a/src/edit.sh
+++ b/src/edit.sh
@@ -9427,6 +9427,7 @@ function ble/widget/command-help/.read-man {
   local pager="sh -c 'cat >| \"\$_ble_local_tmpfile\"'"
   MANPAGER=$pager PAGER=$pager MANOPT= man "$@" 2>/dev/null; local ext=$? # 668ms
   ble/util/readfile man_content "$_ble_local_tmpfile" # 80ms
+  ble/util/assign/.rmtmp
   return "$ext"
 }
 
diff --git a/src/util.sh b/src/util.sh
index fcb43954..76c10c42 100644
--- a/src/util.sh
+++ b/src/util.sh
@@ -877,7 +877,7 @@ function ble/string#last-index-of {
 }
 
 ## @fn ble/string#toggle-case text
-## @fn ble/string#touppwer text
+## @fn ble/string#toupper text
 ## @fn ble/string#tolower text
 ##   @param[in] text
 ##   @var[out] ret