1 files changed, 1 insertions, 1 deletions
diff --git a/h2pl/mkvars b/h2pl/mkvars
index ffb0f0b0b9..219c00537e 100644
--- a/h2pl/mkvars
+++ b/h2pl/mkvars
@@ -8,7 +8,7 @@ foreach $include (@ARGV) {
     printf STDERR "including %s\n", $include;
     do $include;
     warn "sourcing $include: $@\n" if ($@);
-    if (!open (INCLUDE,"$LIB/$include")) {
+    if (!open (INCLUDE,'<',"$LIB/$include")) {
 	warn "can't open $LIB/$include: $!\n"; 
 	next; 
     }