diff --git a/reference/sem/functions/shm-detach.xml b/reference/sem/functions/shm-detach.xml
index 5b5ae4055e..3b3d508f97 100644
--- a/reference/sem/functions/shm-detach.xml
+++ b/reference/sem/functions/shm-detach.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.2 $ -->
+<!-- $Revision: 1.3 $ -->
 <!-- splitted from ./en/functions/sem.xml, last change in rev 1.2 -->
   <refentry id="function.shm-detach">
    <refnamediv>
@@ -9,7 +9,7 @@
    <refsect1>
     <title>Description</title>
      <methodsynopsis>
-      <type>int</type><methodname>shm_detach</methodname>
+      <type>bool</type><methodname>shm_detach</methodname>
       <methodparam><type>int</type><parameter>shm_identifier</parameter></methodparam>
      </methodsynopsis>
     <para>