diff --git a/language/oop5/constants.xml b/language/oop5/constants.xml
index 3102b1748c..11659850d9 100644
--- a/language/oop5/constants.xml
+++ b/language/oop5/constants.xml
@@ -9,7 +9,7 @@
  </para>
  <para>
   The value must be a constant expression, not (for example) a variable, a
-  property, a result of a mathematical operation, or a function call.
+  property, or a function call.
  </para>
  <para>
   It's also possible for interfaces to have <literal>constants</literal>. Look at