diff --git a/apps/android/app/src/main/java/chat/simplex/app/model/SimpleXAPI.kt b/apps/android/app/src/main/java/chat/simplex/app/model/SimpleXAPI.kt
index 3e1165fe5b..0bd602b82a 100644
--- a/apps/android/app/src/main/java/chat/simplex/app/model/SimpleXAPI.kt
+++ b/apps/android/app/src/main/java/chat/simplex/app/model/SimpleXAPI.kt
@@ -2313,6 +2313,7 @@ val json = Json {
   prettyPrint = true
   ignoreUnknownKeys = true
   encodeDefaults = true
+  explicitNulls = false
 }
 
 @Serializable