diff --git a/runtime/ftplugin/context.vim b/runtime/ftplugin/context.vim
index 0070f85..b39a306 100644
--- a/runtime/ftplugin/context.vim
+++ b/runtime/ftplugin/context.vim
@@ -4,7 +4,7 @@
 # Language:           ConTeXt typesetting engine
 # Maintainer:         Nicola Vitacolonna <nvitacolonna@gmail.com>
 # Former Maintainers: Nikolai Weibull <now@bitwi.se>
-# Latest Revision:    2023 Dec 26
+# Latest Revision:    2024 Oct 04
 
 if exists("b:did_ftplugin")
   finish
@@ -14,10 +14,6 @@
 
 b:did_ftplugin = 1
 
-if !exists('current_compiler')
-  compiler context
-endif
-
 b:undo_ftplugin = "setl com< cms< def< inc< sua< fo< ofu<"
 
 setlocal comments=b:%D,b:%C,b:%M,:%
@@ -106,6 +102,12 @@
   endfor
 endif
 
+if !exists('current_compiler')
+  b:undo_ftplugin ..= "| compiler make"
+  compiler context
+endif
+
+b:undo_ftplugin ..= "| sil! delc -buffer ConTeXt | sil! delc -buffer ConTeXtLog | sil! delc -buffer ConTeXtJobStatus | sil! delc -buffer ConTeXtStopJobs"
 # Commands for asynchronous typesetting
 command! -buffer -nargs=? -complete=buffer ConTeXt          context.Typeset(<q-args>)
 command! -buffer -nargs=0                  ConTeXtLog       context.Log('%')
diff --git a/runtime/ftplugin/hare.vim b/runtime/ftplugin/hare.vim
index 422bb7b..6c61c81 100644
--- a/runtime/ftplugin/hare.vim
+++ b/runtime/ftplugin/hare.vim
@@ -1,7 +1,7 @@
 " Vim filetype plugin.
 " Language:     Hare
 " Maintainer:   Amelia Clarke <selene@perilune.dev>
-" Last Updated: 2024-05-10
+" Last Updated: 2024 Oct 04
 " Upstream:     https://git.sr.ht/~sircmpwn/hare.vim
 
 if exists('b:did_ftplugin')
@@ -12,9 +12,6 @@
 let s:cpo_save = &cpo
 set cpo&vim
 
-" Set the default compiler.
-compiler hare
-
 " Formatting settings.
 setlocal comments=://
 setlocal commentstring=//\ %s
@@ -53,6 +50,11 @@
   endif
 augroup END
 
+if !exists('current_compiler')
+  let b:undo_ftplugin .= "| compiler make"
+  compiler hare
+endif
+
 let &cpo = s:cpo_save
 unlet s:cpo_save
 
diff --git a/runtime/ftplugin/jq.vim b/runtime/ftplugin/jq.vim
index d258836..307fbdb 100644
--- a/runtime/ftplugin/jq.vim
+++ b/runtime/ftplugin/jq.vim
@@ -3,6 +3,7 @@
 " Maintainer:	Vito <vito.blog@gmail.com>
 " Last Change:	2024 Apr 29
 " 		2024 May 23 by Riley Bruins <ribru17@gmail.com> ('commentstring')
+" 		2024 Oct 04 by Konfekt (unset compiler)
 " Upstream: https://github.com/vito-c/jq.vim
 
 if exists('b:did_ftplugin')
@@ -12,6 +13,11 @@
 
 setlocal include=^\\s*\\%(import\\\|include\\)
 setlocal commentstring=#\ %s
-compiler jq
 
 let b:undo_ftplugin = 'setl commentstring< include<'
+
+if !exists('current_compiler')
+  let b:undo_ftplugin ..= "| compiler make"
+  compiler jq
+endif
+
diff --git a/runtime/ftplugin/requirements.vim b/runtime/ftplugin/requirements.vim
index fcfc1ac..babf337 100644
--- a/runtime/ftplugin/requirements.vim
+++ b/runtime/ftplugin/requirements.vim
@@ -36,7 +36,11 @@
 " pip options contain "-"
 setlocal iskeyword+=-
 setlocal commentstring=#\ %s
-compiler pip_compile
+
+if !exists('current_compiler')
+  let b:undo_ftplugin ..= "| compiler make"
+  compiler  pip_compile
+endif
 
 let &cpoptions = s:save_cpoptions
 unlet s:save_cpoptions
diff --git a/runtime/ftplugin/rust.vim b/runtime/ftplugin/rust.vim
index c2bcdd3..3e2741f 100644
--- a/runtime/ftplugin/rust.vim
+++ b/runtime/ftplugin/rust.vim
@@ -148,6 +148,7 @@
 " Cleanup {{{1
 
 let b:undo_ftplugin = "
+            \ compiler make |
             \ setlocal formatoptions< comments< commentstring< include< includeexpr< suffixesadd<
             \|if exists('b:rust_set_style')
                 \|setlocal tabstop< shiftwidth< softtabstop< expandtab< textwidth<
diff --git a/runtime/ftplugin/typst.vim b/runtime/ftplugin/typst.vim
index fba8083..895fc68 100644
--- a/runtime/ftplugin/typst.vim
+++ b/runtime/ftplugin/typst.vim
@@ -1,7 +1,7 @@
 " Vim filetype plugin file
 " Language:    Typst
 " Maintainer:  Gregory Anders
-" Last Change: 2024-07-14
+" Last Change: 2024 Oct 04
 " Based on:    https://github.com/kaarmu/typst.vim
 
 if exists('b:did_ftplugin')
@@ -9,8 +9,6 @@
 endif
 let b:did_ftplugin = 1
 
-compiler typst
-
 setlocal commentstring=//\ %s
 setlocal comments=s1:/*,mb:*,ex:*/,://
 setlocal formatoptions+=croq
@@ -22,3 +20,8 @@
   setlocal conceallevel=2
   let b:undo_ftplugin .= ' cole<'
 endif
+
+if !exists('current_compiler')
+  compiler typst
+  let b:undo_ftplugin ..= "| compiler make"
+endif
diff --git a/runtime/ftplugin/yaml.vim b/runtime/ftplugin/yaml.vim
index 8bfc45e..4e12350 100644
--- a/runtime/ftplugin/yaml.vim
+++ b/runtime/ftplugin/yaml.vim
@@ -1,7 +1,7 @@
 " Vim filetype plugin file
 " Language:             YAML (YAML Ain't Markup Language)
 " Previous Maintainer:  Nikolai Weibull <now@bitwi.se> (inactive)
-" Last Change:      	2020 Mar 02
+" Last Change:  2024 Oct 04
 
 if exists("b:did_ftplugin")
   finish
@@ -18,7 +18,10 @@
 
 " rime input method engine uses `*.custom.yaml` as its config files
 if expand('%:r:e') ==# 'custom'
-  compiler rime_deployer
+  if !exists('current_compiler')
+    compiler rime_deployer
+    let b:undo_ftplugin ..= "| compiler make"
+  endif
   setlocal include=__include:\\s*
   let b:undo_ftplugin ..= " inc<"
 endif
diff --git a/runtime/ftplugin/zig.vim b/runtime/ftplugin/zig.vim
index ea229b6..ea584ed 100644
--- a/runtime/ftplugin/zig.vim
+++ b/runtime/ftplugin/zig.vim
@@ -1,7 +1,7 @@
 " Vim filetype plugin file
 " Language:     Zig
 " Maintainer:   Mathias Lindgren <math.lindgren@gmail.com>
-" Last Change:  2024 May 21
+" Last Change:  2024 Oct 04
 " Based on:     https://github.com/ziglang/zig.vim
 
 if exists("b:did_ftplugin")
@@ -13,8 +13,6 @@
 let s:cpo_save = &cpo
 set cpo&vim
 
-compiler zig_build
-
 " Match Zig builtin fns
 setlocal iskeyword+=@-@
 setlocal formatoptions-=t formatoptions+=croql
@@ -47,6 +45,11 @@
     let b:undo_ftplugin .= ' | setl pa<'
 endif
 
+if !exists('current_compiler')
+    compiler zig_build
+    let b:undo_ftplugin .= "| compiler make"
+endif
+
 let &cpo = s:cpo_save
 unlet s:cpo_save
 " vim: tabstop=8 shiftwidth=4 softtabstop=4 expandtab