diff --git a/backend/pom.xml b/backend/pom.xml
index d1cd09bb..dc268a34 100644
--- a/backend/pom.xml
+++ b/backend/pom.xml
@@ -112,7 +112,7 @@
             <dependency>
                 <groupId>io.projectreactor</groupId>
                 <artifactId>reactor-core</artifactId>
-                <version>3.4.18</version>
+                <version>3.5.7</version>
             </dependency>
 
             <dependency>