diff --git a/ChangeLog.adoc b/ChangeLog.adoc
index 4e15cb340..fab97d029 100644
--- a/ChangeLog.adoc
+++ b/ChangeLog.adoc
@@ -34,6 +34,7 @@ Improvements::
   * core: make value optional in command /buffer set (issue #746, issue #1088)
   * core: allow floating point and hexadecimal numbers in comparison of evaluated values
   * core: add option weechat.look.save_config_with_fsync (issue #1083)
+  * api: add support of prefix "quiet:" in function key_unbind() to quietly remove keys
   * api: add argument "recurse_subdirs" in function exec_on_files()
   * script: add local variable "filter" in the script buffer (issue #1037)
 
diff --git a/doc/en/weechat_plugin_api.en.adoc b/doc/en/weechat_plugin_api.en.adoc
index 86931f389..a90330736 100644
--- a/doc/en/weechat_plugin_api.en.adoc
+++ b/doc/en/weechat_plugin_api.en.adoc
@@ -7343,7 +7343,7 @@ Arguments:
 ** _cursor_: free movement of cursor on screen
 ** _mouse_: keys for mouse events
 * _keys_: hashtable with key bindings; it can contain following special keys:
-** _{key_bind_quiet}_: do not display the keys added in core buffer
+** _{key_bind_quiet}_: do not display the keys added in _core_ buffer
    _(WeeChat ≥ 1.8)_
 
 Return value:
@@ -7385,7 +7385,7 @@ weechat.key_bind("mouse", keys)
 
 ==== key_unbind
 
-_WeeChat ≥ 0.3.6._
+_WeeChat ≥ 0.3.6, updated in 2.0._
 
 Remove key binding(s).
 
@@ -7403,7 +7403,8 @@ Arguments:
 
 * _context_: context for keys (see <<_key_bind,key_bind>>)
 * _key_: key to remove or a special value "area:XXX" to remove all keys having
-  _XXX_ as first or second area
+  _XXX_ as first or second area; if the key starts with "quiet:", the keys
+  removed are not displayed in _core_ buffer (_WeeChat ≥ 2.0_).
 
 Return value:
 
diff --git a/doc/fr/weechat_plugin_api.fr.adoc b/doc/fr/weechat_plugin_api.fr.adoc
index c85bfe4a9..1edd14991 100644
--- a/doc/fr/weechat_plugin_api.fr.adoc
+++ b/doc/fr/weechat_plugin_api.fr.adoc
@@ -7498,7 +7498,7 @@ weechat.key_bind("mouse", keys)
 
 ==== key_unbind
 
-_WeeChat ≥ 0.3.6._
+_WeeChat ≥ 0.3.6, mis à jour dans la 2.0._
 
 Supprimer une/des association(s) de touche(s).
 
@@ -7517,7 +7517,9 @@ Paramètres :
 
 * _context_ : contexte pour les touches (voir <<_key_bind,key_bind>>)
 * _key_ : touche à supprimer ou la valeur spéciale "area:XXX" pour supprimer
-  toutes les touches ayant _XXX_ comme première ou deuxième zone
+  toutes les touches ayant _XXX_ comme première ou deuxième zone; si la touche
+  commence par "quiet:", les touches supprimées ne sont pas affichées dans le
+  tampon _core_ (_WeeChat ≥ 2.0_).
 
 Valeur de retour :
 
diff --git a/doc/it/weechat_plugin_api.it.adoc b/doc/it/weechat_plugin_api.it.adoc
index 39b3466d2..5eee0268e 100644
--- a/doc/it/weechat_plugin_api.it.adoc
+++ b/doc/it/weechat_plugin_api.it.adoc
@@ -7569,7 +7569,7 @@ Argomenti:
 ** _mouse_: tasti per gli eventi del mouse
 // TRANSLATION MISSING
 * _keys_: hashtable with key bindings; it can contain following special keys:
-** _{key_bind_quiet}_: do not display the keys added in core buffer
+** _{key_bind_quiet}_: do not display the keys added in _core_ buffer
    _(WeeChat ≥ 1.8)_
 
 Valore restituito:
@@ -7611,7 +7611,7 @@ weechat.key_bind("mouse", keys)
 
 ==== key_unbind
 
-_WeeChat ≥ 0.3.6._
+_WeeChat ≥ 0.3.6, updated in 2.0._
 
 Rimuove una o più associazioni tasti.
 
@@ -7629,8 +7629,10 @@ int weechat_key_unbind (const char *context, const char *key);
 Argomenti:
 
 * _context_: contesto per i tasti (consultare <<_key_bind,key_bind>>)
+// TRANSLATION MISSING
 * _key_: tasto da rimuovere o un valore speciale "area:XXX" per rimuovere tutti
-  i tasti che hanno _XXX_ come prima o seconda area
+  i tasti che hanno _XXX_ come prima o seconda area; if the key starts with
+  "quiet:", the keys removed are not displayed in _core_ buffer (_WeeChat ≥ 2.0_).
 
 Valore restituito:
 
diff --git a/doc/ja/weechat_plugin_api.ja.adoc b/doc/ja/weechat_plugin_api.ja.adoc
index 5c5f1fdf9..623b6b881 100644
--- a/doc/ja/weechat_plugin_api.ja.adoc
+++ b/doc/ja/weechat_plugin_api.ja.adoc
@@ -7396,7 +7396,7 @@ weechat.key_bind("mouse", keys)
 
 ==== key_unbind
 
-_WeeChat バージョン 0.3.6 以上で利用可。_
+_WeeChat バージョン 0.3.6 以上で利用可、バージョン 2.0 で更新。_
 
 キー割り当てを削除。
 
@@ -7413,8 +7413,11 @@ int weechat_key_unbind (const char *context, const char *key);
 引数:
 
 * _context_: キーのコンテキスト (<<_key_bind,key_bind>> を参照)
+// TRANSLATION MISSING
 * _key_: 削除するキーまたは特殊値 "area:XXX" で1 番目または 2
-  番目の領域から _XXX_ をもつすべてのキーを削除する
+  番目の領域から _XXX_ をもつすべてのキーを削除する;
+  if the key starts with "quiet:", the keys removed are not displayed in _core_
+  buffer (_WeeChat ≥ 2.0_).
 
 戻り値:
 
diff --git a/src/gui/gui-key.c b/src/gui/gui-key.c
index 4fbd2db21..2b893bcc2 100644
--- a/src/gui/gui-key.c
+++ b/src/gui/gui-key.c
@@ -927,6 +927,15 @@ gui_key_unbind_plugin (const char *context, const char *key)
     if (ctxt < 0)
         return 0;
 
+    if (strncmp (key, "quiet:", 6) == 0)
+    {
+        key += 6;
+    }
+    else
+    {
+        gui_key_verbose = 1;
+    }
+
     if (strncmp (key, "area:", 5) == 0)
     {
         num_keys = 0;
@@ -944,9 +953,7 @@ gui_key_unbind_plugin (const char *context, const char *key)
                         && ptr_key->area_name[1]
                         && (strcmp (ptr_key->area_name[1], area_name) == 0)))
                 {
-                    gui_key_verbose = 1;
                     num_keys += gui_key_unbind (NULL, ctxt, ptr_key->key);
-                    gui_key_verbose = 0;
                 }
             }
             free (area_name);
@@ -954,11 +961,11 @@ gui_key_unbind_plugin (const char *context, const char *key)
     }
     else
     {
-        gui_key_verbose = 1;
         num_keys = gui_key_unbind (NULL, ctxt, key);
-        gui_key_verbose = 0;
     }
 
+    gui_key_verbose = 0;
+
     return num_keys;
 }