diff --git a/.vim/after/syntax/perl/custom.vim b/.vim/after/syntax/perl/custom.vim
--- a/.vim/after/syntax/perl/custom.vim
+++ b/.vim/after/syntax/perl/custom.vim
@@ -1,5 +1,5 @@
 " Add match for 'fun' from Function::Parameters
-syn match perlFunction +\<fun\>\_s*+ nextgroup=perlSubName
+" syn match perlFunction +\<fun\>\_s*+ nextgroup=perlSubName
 
 " Add match for =method from Pod::Weaver
 syn match podCommand "^=method" contained nextgroup=podCmdText contains=@NoSpell