diff --git a/doc/licenses/duo-universal-sdk-1.2.0/dep-coordinates.txt b/doc/licenses/duo-universal-sdk-1.2.0/dep-coordinates.txt
deleted file mode 100644
index 70795a7a4..000000000
--- a/doc/licenses/duo-universal-sdk-1.2.0/dep-coordinates.txt
+++ /dev/null
@@ -1 +0,0 @@
-com.duosecurity:duo-universal-sdk:jar:1.2.0
diff --git a/doc/licenses/duo-universal-sdk-1.2.0/LICENSE b/doc/licenses/duo-universal-sdk-1.3.1/LICENSE
similarity index 100%
rename from doc/licenses/duo-universal-sdk-1.2.0/LICENSE
rename to doc/licenses/duo-universal-sdk-1.3.1/LICENSE
diff --git a/doc/licenses/duo-universal-sdk-1.2.0/README b/doc/licenses/duo-universal-sdk-1.3.1/README
similarity index 66%
rename from doc/licenses/duo-universal-sdk-1.2.0/README
rename to doc/licenses/duo-universal-sdk-1.3.1/README
index 6cdc78466..2e20b107d 100644
--- a/doc/licenses/duo-universal-sdk-1.2.0/README
+++ b/doc/licenses/duo-universal-sdk-1.3.1/README
@@ -1,8 +1,8 @@
 Duo Universal SDK for Java (https://duo.com/docs/duoweb)
 --------------------------------------------------------
 
-    Version: 1.2.0
+    Version: 1.3.1
     From: 'Cisco Systems'
     License(s):
-        Duo License (bundled/duo-universal-sdk-1.2.0/LICENSE)
+        Duo License (bundled/duo-universal-sdk-1.3.1/LICENSE)
 
diff --git a/doc/licenses/duo-universal-sdk-1.3.1/dep-coordinates.txt b/doc/licenses/duo-universal-sdk-1.3.1/dep-coordinates.txt
new file mode 100644
index 000000000..ba42036aa
--- /dev/null
+++ b/doc/licenses/duo-universal-sdk-1.3.1/dep-coordinates.txt
@@ -0,0 +1 @@
+com.duosecurity:duo-universal-sdk:jar:1.3.1
diff --git a/extensions/guacamole-auth-duo/pom.xml b/extensions/guacamole-auth-duo/pom.xml
index afbb5647b..36cd7de9c 100644
--- a/extensions/guacamole-auth-duo/pom.xml
+++ b/extensions/guacamole-auth-duo/pom.xml
@@ -77,7 +77,7 @@
         <dependency>
             <groupId>com.duosecurity</groupId>
             <artifactId>duo-universal-sdk</artifactId>
-            <version>1.2.0</version>
+            <version>1.3.1</version>
             <exclusions>
                 <exclusion>
                     <groupId>com.squareup.okhttp3</groupId>