diff --git a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/usdt/tst.corruptenv.ksh b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/usdt/tst.corruptenv.ksh
index 68dbb03456cc..696088c6d4a4 100644
--- a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/usdt/tst.corruptenv.ksh
+++ b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/usdt/tst.corruptenv.ksh
@@ -48,7 +48,7 @@ fi
 
 dtrace="$1"
 startdir="$PWD"
-dir=$(mktemp -td drtiXXXXXX)
+dir=$(mktemp -d -t drtiXXXXXX)
 if (( $? != 0 )); then
 	print -u2 'Could not create safe temporary directory'
 	exit 2