diff --git a/app/build.gradle b/app/build.gradle
index 7039c6d1..6896f5b4 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -118,7 +118,7 @@ dependencies {
 
     implementation 'com.github.pwittchen:reactivenetwork-rx2:3.0.3'
     implementation 'io.reactivex.rxjava2:rxandroid:2.1.1'
-    implementation "io.reactivex.rxjava2:rxjava:2.2.8"
+    implementation "io.reactivex.rxjava2:rxjava:2.2.9"
 
     implementation 'com.google.code.gson:gson:2.8.5'
     implementation "com.jakewharton.threetenabp:threetenabp:1.2.0"