diff --git a/out_test.sh b/out_test.sh
index 7cf2fe10..2f9bb079 100755
--- a/out_test.sh
+++ b/out_test.sh
@@ -1,6 +1,9 @@
-#! /usr/bin/env YASM_TEST_SUITE=1 /bin/sh
+#! /bin/sh
 # $Id$
 
+YASM_TEST_SUITE=1
+export YASM_TEST_SUITE
+
 case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in
   *c*,-n*) ECHO_N= ECHO_C='
 ' ECHO_T='	' ;;