diff --git a/samples/java_layout/build.gradle b/samples/java_layout/build.gradle
index 216324174..154dfd209 100644
--- a/samples/java_layout/build.gradle
+++ b/samples/java_layout/build.gradle
@@ -59,5 +59,5 @@ dependencies {
     implementation "io.reactivex.rxjava3:rxandroid:3.0.2"
     // Because RxAndroid releases are few and far between, it is recommended to
     // explicitly depend on RxJava's latest version for bug fixes and new features.
-    implementation "io.reactivex.rxjava3:rxjava:3.1.5"
+    implementation "io.reactivex.rxjava3:rxjava:3.1.12"
 }