diff --git a/data/backup/build.gradle.kts b/data/backup/build.gradle.kts
index 27888522..39951244 100644
--- a/data/backup/build.gradle.kts
+++ b/data/backup/build.gradle.kts
@@ -17,6 +17,7 @@
  */
 
 plugins {
+    id("com.google.devtools.ksp")
     id("unitto.library")
     id("unitto.android.library.jacoco")
     id("unitto.android.hilt")
@@ -27,6 +28,7 @@ android.namespace = "com.sadellie.unitto.data.backup"
 dependencies {
     implementation(libs.androidx.datastore.datastore.preferences)
     implementation(libs.com.squareup.moshi.moshi.kotlin)
+    ksp(libs.com.squareup.moshi.moshi.kotlin.codegen)
 
     implementation(project(":data:database"))
     implementation(project(":data:model"))
diff --git a/data/backup/src/main/java/com/sadellie/unitto/data/backup/BackupManager.kt b/data/backup/src/main/java/com/sadellie/unitto/data/backup/BackupManager.kt
index 4d7f8e71..7392bd2e 100644
--- a/data/backup/src/main/java/com/sadellie/unitto/data/backup/BackupManager.kt
+++ b/data/backup/src/main/java/com/sadellie/unitto/data/backup/BackupManager.kt
@@ -52,7 +52,6 @@ import com.sadellie.unitto.data.userprefs.getUnitConverterFormatTime
 import com.sadellie.unitto.data.userprefs.getUnitConverterSorting
 import com.squareup.moshi.JsonAdapter
 import com.squareup.moshi.Moshi
-import com.squareup.moshi.kotlin.reflect.KotlinJsonAdapterFactory
 import dagger.hilt.android.qualifiers.ApplicationContext
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.first
@@ -70,9 +69,7 @@ class BackupManager @Inject constructor(
     // Not planned at the moment
     // private val calculatorHistoryDao: CalculatorHistoryDao,
 ) {
-    private val moshi: Moshi = Moshi.Builder()
-        .addLast(KotlinJsonAdapterFactory())
-        .build()
+    private val moshi: Moshi = Moshi.Builder().build()
     private val jsonAdapter: JsonAdapter<UserData> = moshi.adapter(UserData::class.java)
     private val auth = "com.sadellie.unitto.BackupManager"
 
diff --git a/data/backup/src/main/java/com/sadellie/unitto/data/backup/UserData.kt b/data/backup/src/main/java/com/sadellie/unitto/data/backup/UserData.kt
index 1c155d79..c93d4012 100644
--- a/data/backup/src/main/java/com/sadellie/unitto/data/backup/UserData.kt
+++ b/data/backup/src/main/java/com/sadellie/unitto/data/backup/UserData.kt
@@ -20,36 +20,39 @@ package com.sadellie.unitto.data.backup
 
 import com.sadellie.unitto.data.database.TimeZoneEntity
 import com.sadellie.unitto.data.database.UnitsEntity
+import com.squareup.moshi.Json
+import com.squareup.moshi.JsonClass
 
 // Don't move to model module. This uses entity classes from database module
-data class UserData(
-    val themingMode: String,
-    val enableDynamicTheme: Boolean,
-    val enableAmoledTheme: Boolean,
-    val customColor: Long,
-    val monetMode: String,
-    val startingScreen: String,
-    val enableToolsExperiment: Boolean,
-    val enableVibrations: Boolean,
-    val middleZero: Boolean,
-    val acButton: Boolean,
-    val rpnMode: Boolean,
+@JsonClass(generateAdapter = true)
+internal data class UserData(
+    @Json(name = "themingMode") val themingMode: String,
+    @Json(name = "enableDynamicTheme") val enableDynamicTheme: Boolean,
+    @Json(name = "enableAmoledTheme") val enableAmoledTheme: Boolean,
+    @Json(name = "customColor") val customColor: Long,
+    @Json(name = "monetMode") val monetMode: String,
+    @Json(name = "startingScreen") val startingScreen: String,
+    @Json(name = "enableToolsExperiment") val enableToolsExperiment: Boolean,
+    @Json(name = "enableVibrations") val enableVibrations: Boolean,
+    @Json(name = "middleZero") val middleZero: Boolean,
+    @Json(name = "acButton") val acButton: Boolean,
+    @Json(name = "rpnMode") val rpnMode: Boolean,
 
-    val precision: Int,
-    val separator: Int,
-    val outputFormat: Int,
+    @Json(name = "precision") val precision: Int,
+    @Json(name = "separator") val separator: Int,
+    @Json(name = "outputFormat") val outputFormat: Int,
 
-    val radianMode: Boolean,
-    val partialHistoryView: Boolean,
-    val clearInputAfterEquals: Boolean,
+    @Json(name = "radianMode") val radianMode: Boolean,
+    @Json(name = "partialHistoryView") val partialHistoryView: Boolean,
+    @Json(name = "clearInputAfterEquals") val clearInputAfterEquals: Boolean,
 
-    val latestLeftSide: String,
-    val latestRightSide: String,
-    val shownUnitGroups: String,
-    val unitConverterFavoritesOnly: Boolean,
-    val unitConverterFormatTime: Boolean,
-    val unitConverterSorting: String,
+    @Json(name = "latestLeftSide") val latestLeftSide: String,
+    @Json(name = "latestRightSide") val latestRightSide: String,
+    @Json(name = "shownUnitGroups") val shownUnitGroups: String,
+    @Json(name = "unitConverterFavoritesOnly") val unitConverterFavoritesOnly: Boolean,
+    @Json(name = "unitConverterFormatTime") val unitConverterFormatTime: Boolean,
+    @Json(name = "unitConverterSorting") val unitConverterSorting: String,
 
-    val unitsTable: List<UnitsEntity>,
-    val timeZoneTable: List<TimeZoneEntity>,
+    @Json(name = "unitsTable") val unitsTable: List<UnitsEntity>,
+    @Json(name = "timeZoneTable") val timeZoneTable: List<TimeZoneEntity>,
 )
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 1081efb5..605c581a 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -63,6 +63,7 @@ com-google-dagger-android-hilt-android = { group = "com.google.dagger", name = "
 com-google-dagger-dagger-android-processor = { group = "com.google.dagger", name = "dagger-android-processor", version.ref = "comGoogleDagger" }
 com-google-dagger-hilt-compiler = { group = "com.google.dagger", name = "hilt-compiler", version.ref = "comGoogleDagger" }
 com-squareup-moshi-moshi-kotlin = { group = "com.squareup.moshi", name = "moshi-kotlin", version.ref = "comSquareupMoshiMoshiKotlin" }
+com-squareup-moshi-moshi-kotlin-codegen = { group = "com.squareup.moshi", name = "moshi-kotlin-codegen", version.ref = "comSquareupMoshiMoshiKotlin" }
 com-squareup-retrofit2-converter-moshi = { group = "com.squareup.retrofit2", name = "converter-moshi", version.ref = "comSquareupRetrofit2ConverterMoshi" }
 junit-junit = { group = "junit", name = "junit", version.ref = "junitJunit" }
 org-burnoutcrew-composereorderable-reorderable = { group = "org.burnoutcrew.composereorderable", name = "reorderable", version.ref = "orgBurnoutcrewComposereorderableReorderable" }