diff --git a/README.md b/README.md
index f38cb64..969d6f5 100644
--- a/README.md
+++ b/README.md
@@ -131,6 +131,10 @@ API에선 직접 비트레이트를 설정할 수 있습니다.
 물론 해당 정보가 없으면 null입니다.
 
 ## Changelog
+v1.4.2
+* --rm-cache-dir 옵션 추가
+* 플러그인 최초 설치 시 작동 안 되는 문제 수정
+
 v1.4.1
 * CORS 허용 설정 추가  
   Thanks to [dbswnschl](https://github.com/dbswnschl)
diff --git a/info.json b/info.json
index 8728f53..8fecf9c 100644
--- a/info.json
+++ b/info.json
@@ -1 +1 @@
-{"description": "\uc720\ud29c\ube0c, \ub124\uc774\ubc84TV \ub4f1 \ub3d9\uc601\uc0c1 \uc0ac\uc774\ud2b8\uc5d0\uc11c \ub3d9\uc601\uc0c1 \ub2e4\uc6b4\ub85c\ub4dc", "name": "youtube-dl", "more": "", "version": "1.4.1", "home": "https://github.com/joyfuI/youtube-dl", "category_name": "vod", "developer": "joyfuI"}
\ No newline at end of file
+{"description": "\uc720\ud29c\ube0c, \ub124\uc774\ubc84TV \ub4f1 \ub3d9\uc601\uc0c1 \uc0ac\uc774\ud2b8\uc5d0\uc11c \ub3d9\uc601\uc0c1 \ub2e4\uc6b4\ub85c\ub4dc", "name": "youtube-dl", "more": "", "version": "1.4.2", "home": "https://github.com/joyfuI/youtube-dl", "category_name": "vod", "developer": "joyfuI"}
\ No newline at end of file
diff --git a/my_youtube_dl.py b/my_youtube_dl.py
index d3ca305..f258806 100644
--- a/my_youtube_dl.py
+++ b/my_youtube_dl.py
@@ -11,7 +11,6 @@ from datetime import datetime
 from enum import Enum
 
 # third-party
-import youtube_dl
 
 # sjva 공용, 패키지
 import framework.common.celery as celery_shutil
@@ -87,6 +86,7 @@ class Youtube_dl(object):
 		return True
 
 	def run(self):
+		import youtube_dl
 		import glob2
 		try:
 			self.start_time = datetime.now()
@@ -104,7 +104,8 @@ class Youtube_dl(object):
 				'progress_hooks': [self.my_hook],
 				# 'match_filter': self.match_filter_func,
 				'outtmpl': os.path.join(self.temp_path, self.filename),
-				'ignoreerrors': True
+				'ignoreerrors': True,
+				'cachedir': False
 			}
 			if self.format_code is not None:
 				ydl_opts['format'] = self.format_code
@@ -138,10 +139,12 @@ class Youtube_dl(object):
 
 	@staticmethod
 	def get_version():
+		import youtube_dl
 		return youtube_dl.version.__version__
 
 	@staticmethod
 	def get_info_dict(url):
+		import youtube_dl
 		try:
 			ydl_opts = {
 				'simulate': True,
diff --git a/plugin.py b/plugin.py
index 8075a0b..301f7ab 100644
--- a/plugin.py
+++ b/plugin.py
@@ -34,7 +34,7 @@ menu = {
 }
 
 plugin_info = {
-	'version': '1.4.1',
+	'version': '1.4.2',
 	'name': 'youtube-dl',
 	'category_name': 'vod',
 	'developer': 'joyfuI',