diff --git a/app/build.gradle b/app/build.gradle
index ac1ec57..87891ab 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -35,4 +35,8 @@
     testImplementation libs.junit
     androidTestImplementation libs.ext.junit
     androidTestImplementation libs.espresso.core
+    implementation libs.retrofit21
+    implementation libs.retrofit22
+    implementation libs.retrofit23
+    implementation libs.retrofit24
 }
\ No newline at end of file