diff --git a/examples/filter/filter-safe.ecf b/examples/filter/filter-safe.ecf
index 0495befc..949ffd11 100644
--- a/examples/filter/filter-safe.ecf
+++ b/examples/filter/filter-safe.ecf
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="ISO-8859-1"?>
 <system xmlns="http://www.eiffel.com/developers/xml/configuration-1-9-0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.eiffel.com/developers/xml/configuration-1-9-0 http://www.eiffel.com/developers/xml/configuration-1-9-0.xsd" name="filter" uuid="52FF4B77-0614-4D8B-9B96-C07EC852793E" library_target="filter">
-	<target name="filter">
+	<target name="common">
 		<root class="FILTER_SERVER" feature="make"/>
 		<file_rule>
 			<exclude>/EIFGENs$</exclude>
@@ -14,13 +14,21 @@
 		<setting name="concurrency" value="thread"/>
 		<library name="base" location="$ISE_LIBRARY\library\base\base-safe.ecf" readonly="true"/>
 		<library name="net" location="$ISE_LIBRARY\library\net\net-safe.ecf" readonly="true"/>
-		<library name="default_nino" location="..\..\library\server\wsf\default\nino-safe.ecf" readonly="true"/>
 		<library name="http" location="../../library/network/protocol/http/http-safe.ecf" readonly="true"/>
 		<library name="json" location="..\..\contrib\library\text\parser\json\library\json-safe.ecf" readonly="true"/>
 		<library name="wsf" location="..\..\library\server\wsf\wsf-safe.ecf" readonly="true"/>
 		<library name="wsf_router_context" location="..\..\library\server\wsf\wsf_router_context-safe.ecf" readonly="true"/>
 		<library name="wsf_extension" location="..\..\library\server\wsf\wsf_extension-safe.ecf" readonly="true"/>
 		<library name="http_authorization" location="..\..\library\server\authentication\http_authorization\http_authorization-safe.ecf" readonly="true"/>
-		<cluster name="src" location="src\" recursive="true"/>
+	</target>
+	<target name="filter_nino" extends="common">
+		<library name="default_nino" location="..\..\library\server\wsf\default\nino-safe.ecf" readonly="true"/>
+		<cluster name="filter" location="src\" recursive="true"/>
+	</target>
+	<target name="filter_fcgi" extends="common">
+		<library name="default_libfcgi" location="..\..\library\server\wsf\default\libfcgi-safe.ecf"/>
+		<cluster name="filter" location="src\" recursive="true"/>
+	</target>
+	<target name="filter" extends="filter_nino">
 	</target>
 </system>