1 files changed, 2 insertions, 1 deletions

diff --git a/env.c b/env.c
index aca7c3ae2..626fc1952 100644
--- a/env.c
+++ b/env.c
@@ -59,7 +59,8 @@ extern int env_main(int argc, char** argv)
                 cleanenv[0] = NULL;
         }
         for (argv += optind; *argv && (p = strchr(*argv, '=')); ++argv)
-                putenv(*argv);
+                if (putenv(*argv) < 0)
+                        perror_msg_and_die("%s", *argv);
         if (*argv) {
                 execvp(*argv, argv);
                 perror_msg_and_die("%s", *argv);