diff --git a/matrix-sdk-android/build.gradle b/matrix-sdk-android/build.gradle
index 335c19e4..78630fce 100644
--- a/matrix-sdk-android/build.gradle
+++ b/matrix-sdk-android/build.gradle
@@ -66,12 +66,9 @@ dependencies {
     // Network
     implementation 'com.squareup.retrofit2:retrofit:2.4.0'
     implementation 'com.squareup.retrofit2:converter-moshi:2.4.0'
-    implementation 'com.squareup.retrofit2:converter-gson:2.4.0'
     implementation 'com.squareup.okhttp3:okhttp:3.10.0'
     implementation 'com.squareup.okhttp3:logging-interceptor:3.10.0'
-    implementation 'com.squareup.okio:okio:1.16.0'
     implementation 'com.novoda:merlin:1.1.6'
-    implementation 'com.google.code.gson:gson:2.8.5'
     implementation "com.squareup.moshi:moshi-adapters:$moshi_version"
     kapt "com.squareup.moshi:moshi-kotlin-codegen:$moshi_version"