diff --git a/wsit/ws-sx/wssx-api/src/main/java/com/sun/xml/ws/api/security/trust/client/STSIssuedTokenConfiguration.java b/wsit/ws-sx/wssx-api/src/main/java/com/sun/xml/ws/api/security/trust/client/STSIssuedTokenConfiguration.java
index f018d1683..821332d9e 100644
--- a/wsit/ws-sx/wssx-api/src/main/java/com/sun/xml/ws/api/security/trust/client/STSIssuedTokenConfiguration.java
+++ b/wsit/ws-sx/wssx-api/src/main/java/com/sun/xml/ws/api/security/trust/client/STSIssuedTokenConfiguration.java
@@ -35,6 +35,7 @@ public abstract class STSIssuedTokenConfiguration implements IssuedTokenConfigur
     public static final String STS_SERVICE_NAME ="sts-service-name";
     public static final String STS_PORT_NAME ="sts-port-name";
     public static final String STS_NAMESPACE ="sts-namespace";
+    public static final String STS_SIGNATURE_ALGORITHM ="sts-signature-algorithm";
     public static final String LIFE_TIME = "LifeTime";
     public static final String MAX_CLOCK_SKEW = "MaxClockSkew";
     
diff --git a/wsit/ws-sx/wssx-impl/src/main/java/com/sun/xml/ws/security/trust/impl/TrustPluginImpl.java b/wsit/ws-sx/wssx-impl/src/main/java/com/sun/xml/ws/security/trust/impl/TrustPluginImpl.java
index aba377f8a..a4bf52c4f 100644
--- a/wsit/ws-sx/wssx-impl/src/main/java/com/sun/xml/ws/security/trust/impl/TrustPluginImpl.java
+++ b/wsit/ws-sx/wssx-impl/src/main/java/com/sun/xml/ws/security/trust/impl/TrustPluginImpl.java
@@ -550,7 +550,9 @@ private BaseSTSResponse invokeRST(final RequestSecurityToken request, STSIssuedT
         }
         dispatch.getRequestContext().put(WSTrustConstants.IS_TRUST_MESSAGE, "true");
         dispatch.getRequestContext().put(WSTrustConstants.TRUST_ACTION, getAction(wstVer, request.getRequestType().toString()));
-        
+
+        dispatch.getRequestContext().put(STSIssuedTokenConfiguration.STS_SIGNATURE_ALGORITHM, stsConfig.getSignatureAlgorithm());
+
         // Pass the keys and/or username, password to the message context
 //        String userName = (String) stsConfig.getOtherOptions().get(com.sun.xml.wss.XWSSConstants.USERNAME_PROPERTY);
 //        String password = (String) stsConfig.getOtherOptions().get(com.sun.xml.wss.XWSSConstants.PASSWORD_PROPERTY);
diff --git a/wsit/ws-sx/wssx-impl/src/main/java/com/sun/xml/wss/jaxws/impl/SecurityClientTube.java b/wsit/ws-sx/wssx-impl/src/main/java/com/sun/xml/wss/jaxws/impl/SecurityClientTube.java
index 2d2bce8d2..fd4c85219 100644
--- a/wsit/ws-sx/wssx-impl/src/main/java/com/sun/xml/wss/jaxws/impl/SecurityClientTube.java
+++ b/wsit/ws-sx/wssx-impl/src/main/java/com/sun/xml/wss/jaxws/impl/SecurityClientTube.java
@@ -256,6 +256,10 @@ public Packet processClientRequestPacket(Packet packet) {
         ProcessingContext ctx = initializeOutgoingProcessingContext(packet, isSCMessage);
         ((ProcessingContextImpl) ctx).setIssuedTokenContextMap(issuedTokenContextMap);
         ((ProcessingContextImpl) ctx).setSCPolicyIDtoSctIdMap(scPolicyIDtoSctIdMap);
+        String sigAlg = (String)(packet.invocationProperties.get(STSIssuedTokenConfiguration.STS_SIGNATURE_ALGORITHM));
+        if(sigAlg!=null && (!sigAlg.equals(""))) {
+            ((ProcessingContextImpl) ctx).getAlgorithmSuite().setSignatureAlgorithm(sigAlg);
+        }
         ctx.isClient(true);
         try {
             if (hasKerberosTokenPolicy()) {