diff --git a/src/main/kotlin/com/looker/droidify/content/ProductPreferences.kt b/src/main/kotlin/com/looker/droidify/content/ProductPreferences.kt
index eb7b6dfa..c20df0b0 100644
--- a/src/main/kotlin/com/looker/droidify/content/ProductPreferences.kt
+++ b/src/main/kotlin/com/looker/droidify/content/ProductPreferences.kt
@@ -30,20 +30,13 @@ object ProductPreferences {
             db.lockDao.insert(*preferences.all.keys
                 .mapNotNull { pName ->
                     this@ProductPreferences[pName].databaseVersionCode?.let {
-                        Lock().apply {
-                            package_name = pName
-                            version_code = it
-                        }
+                        Lock(pName, it)
                     }
                 }
                 .toTypedArray()
             )
             subject.collect { (packageName, versionCode) ->
-                if (versionCode != null) db.lockDao.insert(Lock().apply {
-                    package_name = packageName
-                    version_code = versionCode
-                }
-                )
+                if (versionCode != null) db.lockDao.insert(Lock(packageName, versionCode))
                 else db.lockDao.delete(packageName)
             }
         }
diff --git a/src/main/kotlin/com/looker/droidify/database/entity/Lock.kt b/src/main/kotlin/com/looker/droidify/database/entity/Lock.kt
index 6ddaafb4..98cabd93 100644
--- a/src/main/kotlin/com/looker/droidify/database/entity/Lock.kt
+++ b/src/main/kotlin/com/looker/droidify/database/entity/Lock.kt
@@ -4,8 +4,8 @@ import androidx.room.Entity
 import androidx.room.PrimaryKey
 
 @Entity(tableName = "memory_lock")
-class Lock {
+data class Lock(
     @PrimaryKey
-    var package_name = ""
-    var version_code = 0L
-}
\ No newline at end of file
+    var package_name: String = "",
+    var version_code: Long = 0L
+)
\ No newline at end of file