Index: uspace/lib/posix/src/unistd.c
===================================================================
--- uspace/lib/posix/src/unistd.c	(revision 78e5a7357b11d2664295c3ff11456ebcc05901b7)
+++ uspace/lib/posix/src/unistd.c	(revision f1045bbd54cdd843b8534840670c87ac019d7c58)
@@ -1,4 +1,4 @@
 /*
- * Copyright (c) 2025 Jiri Svoboda
+ * Copyright (c) 2026 Jiri Svoboda
  * Copyright (c) 2011 Jiri Zarevucky
  * Copyright (c) 2011 Petr Koupy
@@ -60,5 +60,6 @@
 
 /* Array of environment variable strings (NAME=VALUE). */
-char **environ = NULL;
+static char *environ_initial[] = { NULL };
+char **environ = environ_initial;
 
 /**