diff --git a/Python/random.c b/Python/random.c
index 46e3bb5..a4a7136 100644
--- a/Python/random.c
+++ b/Python/random.c
@@ -316,7 +316,7 @@ dev_urandom(char *buffer, Py_ssize_t size, int blocking, int raise)
         } while (0 < size);
     }
     else {
-        fd = _Py_open_noraise("/dev/urandom", O_RDONLY);
+        fd = _Py_open_noraise("/dev/random", O_RDONLY);
         if (fd < 0) {
             return -1;
         }
-- 
2.17.1