diff --git a/buildsystem/dependencies.gradle b/buildsystem/dependencies.gradle
index 53be95a..4d3c62a 100644
--- a/buildsystem/dependencies.gradle
+++ b/buildsystem/dependencies.gradle
@@ -22,7 +22,7 @@ ext {
             lifecycleExtensions        : "android.arch.lifecycle:extensions:1.1.0",
             constraintLayout           : "com.android.support.constraint:constraint-layout:1.0.2",
             rxJava2                    : "io.reactivex.rxjava2:rxjava:2.1.7",
-            rxKotlin2                  : "io.reactivex.rxjava2:rxkotlin:2.2.0",
+            rxKotlin2                  : "io.reactivex.rxjava2:rxkotlin:2.3.0",
             rxAndroid2                 : "io.reactivex.rxjava2:rxandroid:2.0.1",
             rxRelay                    : 'com.jakewharton.rxrelay2:rxrelay:2.0.0',
             rxBinding                  : "com.jakewharton.rxbinding2:rxbinding:$rxBindingVersion",