diff --git a/notification-connector/pom.xml b/notification-connector/pom.xml
index a4cdd87..7194edb 100644
--- a/notification-connector/pom.xml
+++ b/notification-connector/pom.xml
@@ -25,7 +25,7 @@
     <version.connectors>8.5.0</version.connectors>
 
     <!-- external libraries -->
-    <version.assertj>3.26.3</version.assertj>
+    <version.assertj>3.27.0</version.assertj>
     <version.junit-jupiter>5.11.3</version.junit-jupiter>
     <version.mockito>5.14.2</version.mockito>
     <version.slf4j>2.0.16</version.slf4j>