diff --git a/20-katacombs/pom.xml b/20-katacombs/pom.xml
index 2671df0..c01b73e 100644
--- a/20-katacombs/pom.xml
+++ b/20-katacombs/pom.xml
@@ -36,7 +36,7 @@
         <dependency>
             <groupId>org.springdoc</groupId>
             <artifactId>springdoc-openapi-starter-webmvc-ui</artifactId>
-            <version>3.1.0</version>
+            <version>3.1.1</version>
         </dependency>
 
         <!-- Test dependencies -->