diff --git a/runtime/ftplugin/fortran.vim b/runtime/ftplugin/fortran.vim
index 26dc90a..8f5b243 100644
--- a/runtime/ftplugin/fortran.vim
+++ b/runtime/ftplugin/fortran.vim
@@ -1,6 +1,6 @@
 " Vim settings file
 " Language:	Fortran 2008 (and older: Fortran 2003, 95, 90, 77, 66)
-" Version:	(v53) 2021 April 06
+" Version:	(v53) 2021 April 06 (updated 2022 May 22)
 " Maintainer:	Ajit J. Thakkar <ajit@unb.ca>; <http://www2.unb.ca/~ajit/>
 " Usage:	For instructions, do :help fortran-plugin from Vim
 " Credits:
@@ -105,12 +105,13 @@
   let s:notselect = '\%(\<select\s\+\)\@<!'
   let s:notelse = '\%(\<end\s\+\|\<else\s\+\)\@<!'
   let s:notprocedure = '\%(\s\+procedure\>\)\@!'
+  let s:nothash = '\%(^\s*#\s*\)\@<!'
   let b:match_ignorecase = 1
   let b:match_words =
     \ '(:),' .
     \ '\<select\s*case\>:' . s:notselect. '\<case\>:\<end\s*select\>,' .
     \ s:notelse . '\<if\s*(.\+)\s*then\>:' .
-    \ '\<else\s*\%(if\s*(.\+)\s*then\)\=\>:\<end\s*if\>,'.
+    \ s:nothash . '\<else\s*\%(if\s*(.\+)\s*then\)\=\>:' . s:nothash . '\<end\s*if\>,'.
     \ 'do\s\+\(\d\+\):\%(^\s*\)\@<=\1\s,'.
     \ s:notend . '\<do\>:\<end\s*do\>,'.
     \ s:notelse . '\<where\>:\<elsewhere\>:\<end\s*where\>,'.
@@ -122,7 +123,8 @@
     \ s:notend . '\<subroutine\>:\<end\s*subroutine\>,'.
     \ s:notend . '\<function\>:\<end\s*function\>,'.
     \ s:notend . '\<module\>' . s:notprocedure . ':\<end\s*module\>,'.
-    \ s:notend . '\<program\>:\<end\s*program\>'
+    \ s:notend . '\<program\>:\<end\s*program\>,'.
+    \ '\%(^\s*\)\@<=#\s*if\%(def\|ndef\)\=\>:\%(^\s*\)\@<=#\s*\%(elif\|else\)\>:\%(^\s*\)\@<=#\s*endif\>'
 endif
 
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