diff --git a/lib/eventlog/eventlog.c b/lib/eventlog/eventlog.c
index 0febe66..d9f0400 100644
--- a/lib/eventlog/eventlog.c
+++ b/lib/eventlog/eventlog.c
@@ -176,6 +176,7 @@ new_logline(int event_type, int flags, struct eventlog_args *args,
             sudo_lbuf_append_esc(&lbuf, LBUF_ESC_CNTRL, " %s",
                                  evlog->env_add[i]);
         }
+        sudo_lbuf_append(&lbuf, " ; ");
     }
     if (evlog->command != NULL) {
         sudo_lbuf_append_esc(&lbuf, LBUF_ESC_CNTRL|LBUF_ESC_BLANK,
-- 
2.50.1