diff --git a/composeApp/src/commonMain/kotlin/com/example/mycrib/models/Document.kt b/composeApp/src/commonMain/kotlin/com/example/mycrib/models/Document.kt
index 633a5a1..c1f88c7 100644
--- a/composeApp/src/commonMain/kotlin/com/example/mycrib/models/Document.kt
+++ b/composeApp/src/commonMain/kotlin/com/example/mycrib/models/Document.kt
@@ -80,8 +80,9 @@ data class DocumentCreateRequest(
     @SerialName("start_date") val startDate: String? = null,
     @SerialName("end_date") val endDate: String? = null,
     // Relationships
-    val residence: Int,
-    val contractor: Int? = null,
+    @SerialName("residence_id") val residenceId: Int,
+    @SerialName("contractor_id") val contractorId: Int? = null,
+    @SerialName("task_id") val taskId: Int? = null,
     // Images
     @SerialName("image_urls") val imageUrls: List<String>? = null,
     // Metadata
@@ -110,7 +111,7 @@ data class DocumentUpdateRequest(
     @SerialName("start_date") val startDate: String? = null,
     @SerialName("end_date") val endDate: String? = null,
     // Relationships
-    val contractor: Int? = null,
+    @SerialName("contractor_id") val contractorId: Int? = null,
     // Metadata
     val tags: String? = null,
     val notes: String? = null,
diff --git a/composeApp/src/commonMain/kotlin/com/example/mycrib/network/DocumentApi.kt b/composeApp/src/commonMain/kotlin/com/example/mycrib/network/DocumentApi.kt
index 5fa13d6..c026c33 100644
--- a/composeApp/src/commonMain/kotlin/com/example/mycrib/network/DocumentApi.kt
+++ b/composeApp/src/commonMain/kotlin/com/example/mycrib/network/DocumentApi.kt
@@ -102,12 +102,12 @@ class DocumentApi(private val client: HttpClient = ApiClient.httpClient) {
                     formData = formData {
                         append("title", title)
                         append("document_type", documentType)
-                        append("residence", residenceId.toString())
+                        append("residence_id", residenceId.toString())
                         description?.let { append("description", it) }
                         category?.let { append("category", it) }
                         tags?.let { append("tags", it) }
                         notes?.let { append("notes", it) }
-                        contractorId?.let { append("contractor", it.toString()) }
+                        contractorId?.let { append("contractor_id", it.toString()) }
                         append("is_active", isActive.toString())
                         // Warranty fields
                         itemName?.let { append("item_name", it) }
@@ -159,8 +159,8 @@ class DocumentApi(private val client: HttpClient = ApiClient.httpClient) {
                     purchaseDate = purchaseDate,
                     startDate = startDate,
                     endDate = endDate,
-                    residence = residenceId,
-                    contractor = contractorId,
+                    residenceId = residenceId,
+                    contractorId = contractorId,
                     tags = tags,
                     notes = notes,
                     isActive = isActive
@@ -227,7 +227,7 @@ class DocumentApi(private val client: HttpClient = ApiClient.httpClient) {
                         category?.let { append("category", it) }
                         tags?.let { append("tags", it) }
                         notes?.let { append("notes", it) }
-                        contractorId?.let { append("contractor", it.toString()) }
+                        contractorId?.let { append("contractor_id", it.toString()) }
                         isActive?.let { append("is_active", it.toString()) }
                         // Warranty fields
                         itemName?.let { append("item_name", it) }
@@ -268,7 +268,7 @@ class DocumentApi(private val client: HttpClient = ApiClient.httpClient) {
                     purchaseDate = purchaseDate,
                     startDate = startDate,
                     endDate = endDate,
-                    contractor = contractorId,
+                    contractorId = contractorId,
                     tags = tags,
                     notes = notes,
                     isActive = isActive
diff --git a/iosApp/iosApp/Assets.xcassets/AppIcon.appiconset/Contents.json b/iosApp/iosApp/Assets.xcassets/AppIcon.appiconset/Contents.json
index 3cad146..7bebbf3 100644
--- a/iosApp/iosApp/Assets.xcassets/AppIcon.appiconset/Contents.json
+++ b/iosApp/iosApp/Assets.xcassets/AppIcon.appiconset/Contents.json
@@ -1,7 +1,7 @@
 {
   "images" : [
     {
-      "filename" : "logo_primary.png",
+      "filename" : "mycrib-icon@2x.png",
       "idiom" : "universal",
       "platform" : "ios",
       "size" : "1024x1024"
diff --git a/iosApp/iosApp/Assets.xcassets/AppIcon.appiconset/logo_primary.png b/iosApp/iosApp/Assets.xcassets/AppIcon.appiconset/logo_primary.png
deleted file mode 100644
index 8c0231e..0000000
Binary files a/iosApp/iosApp/Assets.xcassets/AppIcon.appiconset/logo_primary.png and /dev/null differ
diff --git a/iosApp/iosApp/Assets.xcassets/AppIcon.appiconset/mycrib-icon@2x.png b/iosApp/iosApp/Assets.xcassets/AppIcon.appiconset/mycrib-icon@2x.png
new file mode 100644
index 0000000..d331dc9
Binary files /dev/null and b/iosApp/iosApp/Assets.xcassets/AppIcon.appiconset/mycrib-icon@2x.png differ