diff --git a/cas/cas.gradle b/cas/cas.gradle
index d5996a8b4c..872e2752cd 100644
--- a/cas/cas.gradle
+++ b/cas/cas.gradle
@@ -5,7 +5,7 @@ dependencies {
             "org.springframework:spring-context:$springVersion",
             "org.springframework:spring-beans:$springVersion",
             "org.springframework:spring-web:$springVersion",
-            "org.jasig.cas.client:cas-client-core:3.2.1"
+            "org.jasig.cas.client:cas-client-core:3.3.1"
 
     optional "net.sf.ehcache:ehcache:$ehcacheVersion"
 
diff --git a/cas/pom.xml b/cas/pom.xml
index 2bf746f14e..26d8c9add5 100644
--- a/cas/pom.xml
+++ b/cas/pom.xml
@@ -52,7 +52,7 @@
     <dependency>
       <groupId>org.jasig.cas.client</groupId>
       <artifactId>cas-client-core</artifactId>
-      <version>3.2.1</version>
+      <version>3.3.1</version>
       <scope>compile</scope>
     </dependency>
     <dependency>
diff --git a/docs/manual/src/asciidoc/index.adoc b/docs/manual/src/asciidoc/index.adoc
index af719e7893..c8ed99dbff 100644
--- a/docs/manual/src/asciidoc/index.adoc
+++ b/docs/manual/src/asciidoc/index.adoc
@@ -8759,7 +8759,7 @@ The CAS module provides integration with JA-SIG CAS.
 |
 
 | cas-client-core
-| 3.1.12
+| 3.3.1
 | The JA-SIG CAS Client. This is the basis of the Spring Security integration.
 
 | ehcache
diff --git a/gradle/javaprojects.gradle b/gradle/javaprojects.gradle
index 0b5c031ccc..07cb6d1b9e 100644
--- a/gradle/javaprojects.gradle
+++ b/gradle/javaprojects.gradle
@@ -62,7 +62,7 @@ ext.bundlorProperties = [
     secRange: "[$version, 3.3.0)",
     springRange: "[$springVersion, 3.3.0)",
     aspectjRange: '[1.6.0, 1.8.0)',
-    casRange: '[3.1.1, 3.2.0)',
+    casRange: '[3.1.1, 3.3.1)',
     cloggingRange: '[1.0.4, 2.0.0)',
     ehcacheRange: '[1.4.1, 2.5.0)',
     openid4javaRange: '[0.9.5, 1.0.0)',
diff --git a/samples/cas/sample-xml/cassample.gradle b/samples/cas/sample-xml/cassample.gradle
index bf2bdc0f32..75a5bc95b7 100644
--- a/samples/cas/sample-xml/cassample.gradle
+++ b/samples/cas/sample-xml/cassample.gradle
@@ -30,7 +30,7 @@ dependencies {
 
     compile project(':spring-security-core'),
             project(':spring-security-cas'),
-            "org.jasig.cas.client:cas-client-core:3.1.12"
+            "org.jasig.cas.client:cas-client-core:3.3.1"
 
     runtime project(':spring-security-web'),
             project(':spring-security-config'),
diff --git a/samples/cas/sample-xml/pom.xml b/samples/cas/sample-xml/pom.xml
index 9fe76d6f0e..34e1c85c1e 100644
--- a/samples/cas/sample-xml/pom.xml
+++ b/samples/cas/sample-xml/pom.xml
@@ -60,7 +60,7 @@
     <dependency>
       <groupId>org.jasig.cas.client</groupId>
       <artifactId>cas-client-core</artifactId>
-      <version>3.1.12</version>
+      <version>3.3.1</version>
       <scope>compile</scope>
     </dependency>
     <dependency>