diff --git a/app/src/main/kotlin/jackall/moncalc/common/PreferenceKeys.kt b/app/src/main/kotlin/jackall/moncalc/common/PreferenceKeys.kt
index 667d37f..ba24b0f 100644
--- a/app/src/main/kotlin/jackall/moncalc/common/PreferenceKeys.kt
+++ b/app/src/main/kotlin/jackall/moncalc/common/PreferenceKeys.kt
@@ -6,5 +6,6 @@
  * Created by matsumoto_k on 2017/11/01.
  */
 enum class PreferenceKeys(val preferenceNames: PreferenceNames, val valueClass: Class<*>, val key: String) {
-
+    VIEWX(PreferenceNames.CONFIG, Int::class.java, "viewX"),
+    VIEWY(PreferenceNames.CONFIG, Int::class.java, "viewY")
 }
\ No newline at end of file