diff --git a/pom.xml b/pom.xml
index 51046fce36..c1dc0be546 100644
--- a/pom.xml
+++ b/pom.xml
@@ -108,7 +108,7 @@ Contributors:
         <test.exclusion.pattern>**/Redis*.java</test.exclusion.pattern>
 
         <!-- dependencies version -->
-        <californium.version>2.6.0</californium.version>
+        <californium.version>2.7.3</californium.version>
         <logback.version>1.2.3</logback.version>
         <slf4j.api.version>1.7.30</slf4j.api.version>
         <jetty.version>9.4.43.v20210629</jetty.version>