diff --git a/runtime/compiler/mypy.vim b/runtime/compiler/mypy.vim
index 8914886..907b98b 100644
--- a/runtime/compiler/mypy.vim
+++ b/runtime/compiler/mypy.vim
@@ -1,7 +1,7 @@
 " Vim compiler file
 " Compiler:	Mypy (Python static checker)
 " Maintainer:   @Konfekt
-" Last Change:	2024 Nov 07
+" Last Change:	2024 Nov 19
 
 if exists("current_compiler") | finish | endif
 let current_compiler = "mypy"
@@ -12,7 +12,7 @@
 " CompilerSet makeprg=mypy
 let &l:makeprg = 'mypy --show-column-numbers '
 	    \ ..get(b:, 'mypy_makeprg_params', get(g:, 'mypy_makeprg_params', '--strict --ignore-missing-imports'))
-exe 'CompilerSet makeprg='..escape(&l:makeprg, ' "')
+exe 'CompilerSet makeprg='..escape(&l:makeprg, ' \|"')
 CompilerSet errorformat=%f:%l:%c:\ %t%*[^:]:\ %m
 
 let &cpo = s:cpo_save