diff --git a/src/include/common.func.php b/src/include/common.func.php
index f176281c..9ce1a1e2 100755
--- a/src/include/common.func.php
+++ b/src/include/common.func.php
@@ -67,6 +67,12 @@ function dede_random_bytes($length)
     {
         return FALSE;
     }
+
+    if (function_exists('openssl_random_pseudo_bytes'))
+    {
+        return openssl_random_pseudo_bytes($length);
+    }
+
     if (function_exists('random_bytes'))
     {
         try
@@ -93,11 +99,6 @@ function dede_random_bytes($length)
         }
     }
 
-    if (function_exists('openssl_random_pseudo_bytes'))
-    {
-        return openssl_random_pseudo_bytes($length);
-    }
-
     return FALSE;
 }