diff --git a/pom.xml b/pom.xml
index fd4e395..a8250a6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -18,7 +18,7 @@
     <version.connector-runtime>8.6.3</version.connector-runtime>
 
     <!-- external libraries -->
-    <version.assertj>3.26.3</version.assertj>
+    <version.assertj>3.27.3</version.assertj>
     <version.junit-jupiter>5.10.2</version.junit-jupiter>
     <version.mockito>5.14.2</version.mockito>
     <version.slf4j>2.0.16</version.slf4j>