diff --git a/cas-client-core/src/main/java/org/jasig/cas/client/validation/Saml10TicketValidator.java b/cas-client-core/src/main/java/org/jasig/cas/client/validation/Saml10TicketValidator.java
index 5621d0c..fec9c45 100644
--- a/cas-client-core/src/main/java/org/jasig/cas/client/validation/Saml10TicketValidator.java
+++ b/cas-client-core/src/main/java/org/jasig/cas/client/validation/Saml10TicketValidator.java
@@ -20,6 +20,7 @@ import java.util.HashMap;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
+import java.net.URLEncoder;
 
 /**
  * @author Scott Battaglia
@@ -45,7 +46,12 @@ public class Saml10TicketValidator extends AbstractUrlBasedTicketValidator {
 
 
     protected String constructURL(final String ticketId, final Service service) {
-        return getCasServerUrl() + "/samlValidate?SAMLart=" + ticketId + "&TARGET=" + getEncodedService(service);
+        try {
+            final String encodedTicket = URLEncoder.encode(ticketId, "UTF-8");
+            return getCasServerUrl() + "/samlValidate?SAMLart=" + encodedTicket + "&TARGET=" + getEncodedService(service);
+        } catch (final Exception e) {
+            return getCasServerUrl() + "/samlValidate?SAMLart=" + ticketId + "&TARGET=" + getEncodedService(service);
+        }
     }
 
     protected Assertion parseResponse(final String response) throws ValidationException {
diff --git a/cas-client-core/src/test/java/org/jasig/cas/client/validation/SamlTicketValidatorTests.java b/cas-client-core/src/test/java/org/jasig/cas/client/validation/SamlTicketValidatorTests.java
new file mode 100644
index 0000000..70d2d6f
--- /dev/null
+++ b/cas-client-core/src/test/java/org/jasig/cas/client/validation/SamlTicketValidatorTests.java
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2006 The JA-SIG Collaborative. All rights reserved. See license
+ * distributed with this file and available online at
+ * http://www.ja-sig.org/products/cas/overview/license/index.html
+ */
+package org.jasig.cas.client.validation;
+
+import junit.framework.TestCase;
+import org.jasig.cas.web.view.Saml10SuccessResponseView;
+import org.jasig.cas.authentication.Authentication;
+import org.jasig.cas.authentication.ImmutableAuthentication;
+import org.jasig.cas.authentication.principal.SimplePrincipal;
+import org.jasig.cas.authentication.principal.SimpleService;
+import org.jasig.cas.validation.ImmutableAssertionImpl;
+import org.springframework.mock.web.MockHttpServletRequest;
+import org.springframework.mock.web.MockHttpServletResponse;
+import org.apache.commons.httpclient.HttpClient;
+
+import java.util.Map;
+import java.util.HashMap;
+import java.util.List;
+import java.util.ArrayList;
+
+/**
+ * Test cases for the {@link org.jasig.cas.client.validation.Saml10TicketValidator}.
+ *
+ * @author Scott Battaglia
+ * @version $Revision: 11737 $ $Date: 2006-10-03 09:14:02 -0400 (Tue, 03 Oct 2006) $
+ * @since 3.1
+ */
+public class SamlTicketValidatorTests extends TestCase {
+
+    final Saml10TicketValidator validator = new Saml10TicketValidator("https://cas.rutgers.edu", new HttpClient());
+     /*
+    public void testValidationWithTicketIdWithPlus() throws Exception {
+        final Saml10SuccessResponseView view = new Saml10SuccessResponseView();
+        final MockHttpServletRequest request = new MockHttpServletRequest();
+        final MockHttpServletResponse response = new MockHttpServletResponse();
+        final Map model = new HashMap();
+
+        final Authentication authentication = new ImmutableAuthentication(new SimplePrincipal("test"));
+        final List authentications = new ArrayList();
+        authentications.add(authentication);
+        final ImmutableAssertionImpl assertion = new ImmutableAssertionImpl(authentications, new SimpleService("test"), true);
+        model.put("assertion", assertion);
+        request.addParameter("SAMLArt", "AAIYG64MrQ2+793pMM8J0sRjXf6uG2h0dHBzOi8vbG9jYWxob3N0Ojg0NDM=");
+
+        view.setIssuer("https://cas.rutgers.edu");
+        view.render(model, request, response);
+        final String content = response.getContentAsString();
+
+        Assertion assertionResponse = validator.parseResponse(content);
+
+        assertEquals("test", assertionResponse.getPrincipal().getId());
+    }     */
+}