diff --git a/pom.xml b/pom.xml
index 1034063..92db918 100644
--- a/pom.xml
+++ b/pom.xml
@@ -62,13 +62,13 @@
 <!--            <scope>system</scope>-->
 <!--            <systemPath>${project.basedir}/lib/cas-client-core-3.1.12.jar</systemPath>-->
 <!--        </dependency>-->
-<!--        <dependency>-->
-<!--            <groupId>edu.yale.its</groupId>-->
-<!--            <artifactId>cas-client-java</artifactId>-->
-<!--            <version>7.0.8</version>-->
-<!--            <scope>system</scope>-->
-<!--            <systemPath>${project.basedir}/lib/sso-client-java-7.0.8.jar</systemPath>-->
-<!--        </dependency>-->
+        <dependency>
+            <groupId>edu.yale.its</groupId>
+            <artifactId>cas-client-java</artifactId>
+            <version>7.0.8</version>
+            <scope>system</scope>
+            <systemPath>${project.basedir}/lib/sso-client-java-7.0.8.jar</systemPath>
+        </dependency>
 
     </dependencies>
 
diff --git a/src/main/java/dev/flyfish/boot/cas/filter/CASContext.java b/src/main/java/dev/flyfish/boot/cas/filter/CASContext.java
index 22b13ee..1d2ac3a 100644
--- a/src/main/java/dev/flyfish/boot/cas/filter/CASContext.java
+++ b/src/main/java/dev/flyfish/boot/cas/filter/CASContext.java
@@ -70,7 +70,7 @@ public class CASContext {
         ServerHttpResponse response = exchange.getResponse();
         response.setRawStatusCode(HttpStatus.FOUND.value());
         response.getHeaders().setLocation(URI.create(url));
-        return chain.filter(exchange.mutate().response(response).build());
+        return Mono.empty();
     }
 
     ServerHttpRequest getRequest() {