===================================================================
RCS file: /cvs/mandoc/regress/regress.pl,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -p -r1.2 -r1.3
--- mandoc/regress/regress.pl	2017/02/08 16:56:15	1.2
+++ mandoc/regress/regress.pl	2017/02/09 15:34:28	1.3
@@ -1,6 +1,6 @@
 #!/usr/bin/env perl
 #
-# $Id: regress.pl,v 1.2 2017/02/08 16:56:15 schwarze Exp $
+# $Id: regress.pl,v 1.3 2017/02/09 15:34:28 schwarze Exp $
 #
 # Copyright (c) 2017 Ingo Schwarze <schwarze@openbsd.org>
 #
@@ -142,7 +142,7 @@ sub parse_makefile ($) {
 		my $var = $1;
 		my $opt = $2;
 		my $val = $3;
-		$val =~ s/\${(\w+)}/$vars{$1}/;
+		$val =~ s/\$\{(\w+)\}/$vars{$1}/;
 		$val = "$vars{$var} $val" if $opt eq '+';
 		$vars{$var} = $val
 		    unless $opt eq '?' && defined $vars{$var};