1 files changed, 1 insertions, 1 deletions

diff --git a/src/lib/libcrypto/util/mk1mf.pl b/src/lib/libcrypto/util/mk1mf.pl
index 8b6b2e668a..c9271bbffe 100644
--- a/src/lib/libcrypto/util/mk1mf.pl
+++ b/src/lib/libcrypto/util/mk1mf.pl
@@ -100,7 +100,7 @@ $out_def="out";
 $inc_def="outinc";
 $tmp_def="tmp";
 
-$mkdir="mkdir";
+$mkdir="-mkdir";
 
 ($ssl,$crypto)=("ssl","crypto");
 $ranlib="echo ranlib";