Fix version. refs #12108

OskarStark · OskarStark · commit bcf4296ee1d2 · 2020-02-04T09:27:00.000+01:00
diff --git a/components/filesystem.rst b/components/filesystem.rst
@@ -291,7 +291,7 @@ exception on failure::
 
 .. versionadded:: 5.1
 
-    The option to set a suffix in  ``tempnam()`` was introduced in Symfony 4.4.
+    The option to set a suffix in  ``tempnam()`` was introduced in Symfony 5.1.
 
 ``dumpFile``
 ~~~~~~~~~~~~
