diff --git a/language-snippets.ent b/language-snippets.ent
index ca121d7f34..ebea4ac7d2 100644
--- a/language-snippets.ent
+++ b/language-snippets.ent
@@ -91,7 +91,7 @@ functions, they are part of the PHP core.</para>'>
 
 <!-- Used in reference/$extname/constants.xml -->
 <!ENTITY extension.constants '<simpara>
-These constants are defined by the this extension, and
+These constants are defined by this extension, and
 will only be available when the extension has either
 been compiled into PHP or dynamically loaded at runtime.
 </simpara>'>