diff --git a/reactive-java/pom.xml b/reactive-java/pom.xml
index 21cc9b2..be4279a 100644
--- a/reactive-java/pom.xml
+++ b/reactive-java/pom.xml
@@ -46,7 +46,7 @@
         <dependency>
             <groupId>io.reactivex.rxjava2</groupId>
             <artifactId>rxjava</artifactId>
-            <version>2.0.6</version>
+            <version>2.2.20</version>
         </dependency>
         <dependency>
             <groupId>com.github.akarnokd</groupId>