diff --git a/lib/build.gradle b/lib/build.gradle
index 974a97cd..b06d097e 100644
--- a/lib/build.gradle
+++ b/lib/build.gradle
@@ -110,7 +110,7 @@ dependencies {
     api 'com.google.code.gson:gson:2.10.1'
 
     implementation 'io.reactivex.rxjava2:rxjava:2.2.21'
-    implementation 'io.reactivex.rxjava3:rxjava:3.1.7'
+    implementation 'io.reactivex.rxjava3:rxjava:3.1.8'
 
     implementation 'commons-io:commons-io:2.13.0'