diff --git a/spring-5-webflux/pom.xml b/spring-5-webflux/pom.xml
index cd3564d404..d6afb686fc 100644
--- a/spring-5-webflux/pom.xml
+++ b/spring-5-webflux/pom.xml
@@ -74,7 +74,7 @@
         <dependency>
             <groupId>com.github.ben-manes.caffeine</groupId>
             <artifactId>caffeine</artifactId>
-            <version>3.0.4</version>
+            <version>2.9.2</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>