diff --git a/contrib/groff/contrib/mm/mmroff.pl b/contrib/groff/contrib/mm/mmroff.pl
index f61daa102bcf..d61fae8f9c36 100755
--- a/contrib/groff/contrib/mm/mmroff.pl
+++ b/contrib/groff/contrib/mm/mmroff.pl
@@ -1,4 +1,4 @@
-#! /usr/bin/perl
+#! /usr/bin/env perl
 
 use strict;
 # runs groff in safe mode, that seems to be the default
diff --git a/contrib/groff/src/utils/afmtodit/afmtodit.pl b/contrib/groff/src/utils/afmtodit/afmtodit.pl
index 0ff85de2ae93..a0c056ed20a5 100644
--- a/contrib/groff/src/utils/afmtodit/afmtodit.pl
+++ b/contrib/groff/src/utils/afmtodit/afmtodit.pl
@@ -1,4 +1,4 @@
-#! /usr/bin/perl -w
+#! /usr/bin/env perl -w
 # -*- Perl -*-
 # Copyright (C) 1989-2000, 2001, 2002, 2003, 2004, 2005
 # Free Software Foundation, Inc.