diff --git a/reference/filesystem/functions/fopen.xml b/reference/filesystem/functions/fopen.xml
index 18032b7158..86f95133bd 100644
--- a/reference/filesystem/functions/fopen.xml
+++ b/reference/filesystem/functions/fopen.xml
@@ -256,7 +256,7 @@ $handle = fopen("c:\\data\\info.txt", "r");
  <refsect1 role="errors">
   &reftitle.errors;
   <para>
-   If the open fails, the function an error of level
+   If the open fails, an error of level
    <constant>E_WARNING</constant> is generated.  You may use <link
    linkend="language.operators.errorcontrol">@</link> to suppress this
    warning.