diff --git a/reference/sca/reference.xml b/reference/sca/reference.xml
index b9b115effe..32e1927153 100644
--- a/reference/sca/reference.xml
+++ b/reference/sca/reference.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='iso-8859-1'?>
-<!-- $Revision: 1.4 $ -->
+<!-- $Revision: 1.5 $ -->
 <!-- Purpose: xml -->
 <!-- Membership: pecl -->
 <!-- State: experimental -->
@@ -504,7 +504,7 @@ $rate   = $this->exchange_rate->getRate($currency);
      <varname>$ticker</varname> and
      
      <varname>$currency</varname> are clearly PHP scalar types.
-     Components can pass the PHP scalar types string, integer, float and
+     Components can pass the PHP scalar types string, integer, real and
      boolean, but data structures on service calls are always passed as
      Service Data Objects (SDOs). A later section describes how a
      component can create an SDO to pass on a local or Web service call, or