diff --git a/reference/strings/functions/substr.xml b/reference/strings/functions/substr.xml
index 2153f5d556..27a9f4796b 100644
--- a/reference/strings/functions/substr.xml
+++ b/reference/strings/functions/substr.xml
@@ -134,11 +134,11 @@ $rest = substr("abcdef", -3, -1); // returns "de"
      </thead>
      <tbody>
       <row>
-       <entry>5.2.2</entry>
+       <entry>5.2.2 - 5.2.6</entry>
        <entry>
         If the <parameter>start</parameter> parameter indicates the position of
-        a negative truncation or beyond, false is returned. Prior to this
-        version, an empty string was returned.
+        a negative truncation or beyond, false is returned. Other versions get
+        the string from start.
        </entry>
       </row>
      </tbody>