diff --git a/rxhttp_kt/build.gradle b/rxhttp_kt/build.gradle
index cfdab7b..819f73e 100644
--- a/rxhttp_kt/build.gradle
+++ b/rxhttp_kt/build.gradle
@@ -37,9 +37,9 @@ dependencies {
 //    implementation 'androidx.core:core-ktx:1.1.0'
 
     // Retrofit2
-    api 'com.squareup.retrofit2:retrofit:2.7.1'
-    api 'com.squareup.retrofit2:adapter-rxjava2:2.7.1'
-    api 'com.squareup.retrofit2:converter-gson:2.7.1'
+    api 'com.squareup.retrofit2:retrofit:2.9.0'
+    api 'com.squareup.retrofit2:adapter-rxjava2:2.9.0'
+    api 'com.squareup.retrofit2:converter-gson:2.9.0'
     api 'com.squareup.retrofit2:converter-scalars:2.9.0'
 
     // OkHttp