diff --git a/rxjava-observables/pom.xml b/rxjava-observables/pom.xml
index c2bf0bcd8887..b83b5d01d96d 100644
--- a/rxjava-observables/pom.xml
+++ b/rxjava-observables/pom.xml
@@ -35,7 +35,7 @@
     <properties>
         <rx.java.string.version>1.1.1</rx.java.string.version>
         <rx.java.version>1.2.5</rx.java.version>
-        <assertj.version>3.8.0</assertj.version>
+        <assertj.version>3.27.7</assertj.version>
     </properties>
 
 </project>
\ No newline at end of file