diff --git a/autoload/vimtex/compiler/_template.vim b/autoload/vimtex/compiler/_template.vim
index 003c7b85b0..fd236629de 100644
--- a/autoload/vimtex/compiler/_template.vim
+++ b/autoload/vimtex/compiler/_template.vim
@@ -452,11 +452,11 @@ endfunction
 " }}}1
 
 function! s:check_callback(line) abort " {{{1
-  if a:line =~# 'vimtex_compiler_callback_compiling'
+  if a:line ==# 'vimtex_compiler_callback_compiling'
     call vimtex#compiler#callback(1)
-  elseif a:line =~# 'vimtex_compiler_callback_success'
+  elseif a:line ==# 'vimtex_compiler_callback_success'
     call vimtex#compiler#callback(2)
-  elseif a:line =~# 'vimtex_compiler_callback_failure'
+  elseif a:line ==# 'vimtex_compiler_callback_failure'
     call vimtex#compiler#callback(3)
   endif
 endfunction