diff --git a/Source/Modules/UIModules/PrefUI/suiPrefPaneDevZone.swift b/Source/Modules/UIModules/PrefUI/suiPrefPaneDevZone.swift
index 371554ca..454d3716 100644
--- a/Source/Modules/UIModules/PrefUI/suiPrefPaneDevZone.swift
+++ b/Source/Modules/UIModules/PrefUI/suiPrefPaneDevZone.swift
@@ -19,7 +19,7 @@ struct suiPrefPaneDevZone: View {
   @State private var selShiftKeyAccommodationBehavior: Int = UserDefaults.standard.integer(
     forKey: UserDef.kShiftKeyAccommodationBehavior.rawValue)
 
-  private let contentMaxHeight: Double = 432
+  private let contentMaxHeight: Double = 440
   private let contentWidth: Double = {
     switch PrefMgr.shared.appleLanguages[0] {
       case "ja":
diff --git a/Source/Modules/UIModules/PrefUI/suiPrefPaneDictionary.swift b/Source/Modules/UIModules/PrefUI/suiPrefPaneDictionary.swift
index 4e140760..d6864a60 100644
--- a/Source/Modules/UIModules/PrefUI/suiPrefPaneDictionary.swift
+++ b/Source/Modules/UIModules/PrefUI/suiPrefPaneDictionary.swift
@@ -37,7 +37,7 @@ struct suiPrefPaneDictionary: View {
 
   private static let dlgOpenPath = NSOpenPanel()
 
-  private let contentMaxHeight: Double = 432
+  private let contentMaxHeight: Double = 440
   private let contentWidth: Double = {
     switch PrefMgr.shared.appleLanguages[0] {
       case "ja":
diff --git a/Source/Modules/UIModules/PrefUI/suiPrefPaneExperience.swift b/Source/Modules/UIModules/PrefUI/suiPrefPaneExperience.swift
index f1399b73..29c281ea 100644
--- a/Source/Modules/UIModules/PrefUI/suiPrefPaneExperience.swift
+++ b/Source/Modules/UIModules/PrefUI/suiPrefPaneExperience.swift
@@ -48,7 +48,7 @@ struct suiPrefPaneExperience: View {
   @State private var selAlwaysShowTooltipTextsHorizontally = UserDefaults.standard.bool(
     forKey: UserDef.kAlwaysShowTooltipTextsHorizontally.rawValue)
 
-  private let contentMaxHeight: Double = 432
+  private let contentMaxHeight: Double = 440
   private let contentWidth: Double = {
     switch PrefMgr.shared.appleLanguages[0] {
       case "ja":
diff --git a/Source/Modules/UIModules/PrefUI/suiPrefPaneGeneral.swift b/Source/Modules/UIModules/PrefUI/suiPrefPaneGeneral.swift
index 9d51f20e..1908f4dd 100644
--- a/Source/Modules/UIModules/PrefUI/suiPrefPaneGeneral.swift
+++ b/Source/Modules/UIModules/PrefUI/suiPrefPaneGeneral.swift
@@ -39,7 +39,7 @@ struct suiPrefPaneGeneral: View {
     forKey: UserDef.kCheckUpdateAutomatically.rawValue)
   @State private var selEnableDebugMode = UserDefaults.standard.bool(forKey: UserDef.kIsDebugModeEnabled.rawValue)
 
-  private let contentMaxHeight: Double = 432
+  private let contentMaxHeight: Double = 440
   private let contentWidth: Double = {
     switch PrefMgr.shared.appleLanguages[0] {
       case "ja":
diff --git a/Source/Modules/UIModules/PrefUI/suiPrefPaneKeyboard.swift b/Source/Modules/UIModules/PrefUI/suiPrefPaneKeyboard.swift
index be2ef9f9..47b23312 100644
--- a/Source/Modules/UIModules/PrefUI/suiPrefPaneKeyboard.swift
+++ b/Source/Modules/UIModules/PrefUI/suiPrefPaneKeyboard.swift
@@ -34,7 +34,7 @@ struct suiPrefPaneKeyboard: View {
   @State private var selUsingHotKeyCurrencyNumerals = UserDefaults.standard.bool(
     forKey: UserDef.kUsingHotKeyCurrencyNumerals.rawValue)
 
-  private let contentMaxHeight: Double = 432
+  private let contentMaxHeight: Double = 440
   private let contentWidth: Double = {
     switch PrefMgr.shared.appleLanguages[0] {
       case "ja":