diff --git a/waifu2x-caffe-gui/MainDialog.cpp b/waifu2x-caffe-gui/MainDialog.cpp
index c730093..bb1681f 100644
--- a/waifu2x-caffe-gui/MainDialog.cpp
+++ b/waifu2x-caffe-gui/MainDialog.cpp
@@ -2738,6 +2738,15 @@ void DialogEvent::CheckCUDNN(HWND hWnd, WPARAM wParam, LPARAM lParam, LPVOID lpD
 	}
 }
 
+void DialogEvent::OnModelChange(HWND hWnd, WPARAM wParam, LPARAM lParam, LPVOID lpData)
+{
+	if (HIWORD(wParam) == CBN_SELCHANGE)
+	{
+		OnSetInputFilePath();
+		UpdateAddString(hWnd, wParam, lParam, lpData);
+	}
+}
+
 LRESULT DialogEvent::OnSetInputFilePath(const TCHAR * tPath)
 {
 	HWND hWnd = GetDlgItem(dh, IDC_EDIT_INPUT);
diff --git a/waifu2x-caffe-gui/MainDialog.h b/waifu2x-caffe-gui/MainDialog.h
index 3336974..5aacae9 100644
--- a/waifu2x-caffe-gui/MainDialog.h
+++ b/waifu2x-caffe-gui/MainDialog.h
@@ -193,6 +193,8 @@ public:
 
 	void CheckCUDNN(HWND hWnd, WPARAM wParam, LPARAM lParam, LPVOID lpData);
 
+	void OnModelChange(HWND hWnd, WPARAM wParam, LPARAM lParam, LPVOID lpData);
+
 	LRESULT OnSetInputFilePath(const TCHAR *tPath);
 
 	LRESULT OnSetInputFilePath();
diff --git a/waifu2x-caffe-gui/Source.cpp b/waifu2x-caffe-gui/Source.cpp
index 13d3b90..f68f105 100644
--- a/waifu2x-caffe-gui/Source.cpp
+++ b/waifu2x-caffe-gui/Source.cpp
@@ -80,7 +80,6 @@ int WINAPI WinMain(HINSTANCE hInstance,
 	cDialog.SetCommandCallBack(SetClassFunc(DialogEvent::UpdateAddString, &cDialogEvent), NULL, IDC_RADIONOISE_LEVEL1);
 	cDialog.SetCommandCallBack(SetClassFunc(DialogEvent::UpdateAddString, &cDialogEvent), NULL, IDC_RADIONOISE_LEVEL2);
 	cDialog.SetCommandCallBack(SetClassFunc(DialogEvent::UpdateAddString, &cDialogEvent), NULL, IDC_RADIONOISE_LEVEL3);
-	cDialog.SetCommandCallBack(SetClassFunc(DialogEvent::UpdateAddString, &cDialogEvent), NULL, IDC_COMBO_MODEL);
 	cDialog.SetCommandCallBack(SetClassFunc(DialogEvent::UpdateAddString, &cDialogEvent), NULL, IDC_CHECK_TTA);
 	cDialog.SetCommandCallBack(SetClassFunc(DialogEvent::UpdateAddString, &cDialogEvent), NULL, IDC_COMBO_OUTPUT_DEPTH);
 
@@ -93,6 +92,8 @@ int WINAPI WinMain(HINSTANCE hInstance,
 	cDialog.SetCommandCallBack(SetClassFunc(DialogEvent::LangChange, &cDialogEvent), NULL, IDC_COMBO_LANG);
 	cDialog.SetCommandCallBack(SetClassFunc(DialogEvent::OutExtChange, &cDialogEvent), NULL, IDC_COMBO_OUT_EXT);
 
+	cDialog.SetCommandCallBack(SetClassFunc(DialogEvent::OnModelChange, &cDialogEvent), NULL, IDC_COMBO_MODEL);
+
 	// ダイアログのイベントで実行する関数の登録
 	cDialog.SetEventCallBack(SetClassFunc(DialogEvent::Create, &cDialogEvent), NULL, WM_INITDIALOG);
 	cDialog.SetEventCallBack(SetClassFunc(DialogEvent::OnDialogEnd, &cDialogEvent), NULL, WM_CLOSE);