diff --git a/plugins/python/pyutils.c b/plugins/python/pyutils.c
index f75d621c..78feb87e 100644
--- a/plugins/python/pyutils.c
+++ b/plugins/python/pyutils.c
@@ -72,18 +72,21 @@ void init_pyargv() {
 #endif
 
 	up.argc = 1;
+	char *tmp_ptr = uwsgi_str(up.argv);
 #ifdef __sun__
                 // FIX THIS !!!
-                ap = strtok(up.argv, " ");
+                ap = strtok(tmp_ptr, " ");
                 while ((ap = strtok(NULL, " ")) != NULL) {
 #else
-                while ((ap = strsep(&up.argv, " \t")) != NULL) {
+                while ((ap = strsep(&tmp_ptr, " \t")) != NULL) {
 #endif
 			if (*ap != '\0') {
 				up.argc++;
 			}
 		}
 
+	free(tmp_ptr);
+
 #ifdef PYTHREE
 	up.py_argv = uwsgi_calloc(sizeof(wchar_t *) * up.argc+1);
 #else