diff --git a/reference/filesystem/constants.xml b/reference/filesystem/constants.xml
index 648c2fd474..01aec2d2f3 100644
--- a/reference/filesystem/constants.xml
+++ b/reference/filesystem/constants.xml
@@ -210,7 +210,7 @@
    <listitem>
     <simpara>
      Search for <parameter>filename</parameter> in
-     <link linkend="ini.include-path">include_path</link> (since PHP 5).
+     <link linkend="ini.include-path">include_path</link>.
     </simpara>
    </listitem>
   </varlistentry>
@@ -242,7 +242,7 @@
    </term>
    <listitem>
     <simpara>
-     Strip EOL characters (since PHP 5).
+     Strip EOL characters.
     </simpara>
    </listitem>
   </varlistentry>
@@ -253,7 +253,7 @@
    </term>
    <listitem>
     <simpara>
-     Skip empty lines (since PHP 5).
+     Skip empty lines.
     </simpara>
    </listitem>
   </varlistentry>