diff --git a/src/release/utils/common.py b/src/release/utils/common.py
index e016293..de801d9 100644
--- a/src/release/utils/common.py
+++ b/src/release/utils/common.py
@@ -19,9 +19,9 @@ releaseInfo = {  # release file name
     'txt': '栩栩若生.txt',
     'epub': '栩栩若生.epub',
     'mobi': '栩栩若生.mobi',
+    'calibre': 'xxrs.zip',
     'static': 'XXRS.tar.xz',
     'gitbook': 'xxrs-online/',
-    'calibre': 'xxrs-calibre/',
 }
 releaseInfo = {  # convert to absolute path
     key: os.path.join(releasePath, file) for (key, file) in releaseInfo.items()
diff --git a/src/release/utils/release.py b/src/release/utils/release.py
index 5b27cd6..5361552 100644
--- a/src/release/utils/release.py
+++ b/src/release/utils/release.py
@@ -169,6 +169,14 @@ def calibreDepends(workDir: str, metadata: dict, content: dict) -> None:
     saveFile(os.path.join(workDir, 'META-INF', 'container.xml'), '\n'.join(metaInfo) + '\n')
 
 
+def calibreRelease(metadata: dict, content: dict) -> None:
+    tempDir = tempfile.TemporaryDirectory()  # access temporary directory
+    calibreDepends(tempDir.name, metadata, content)
+    os.chdir(tempDir.name)
+    os.system('zip -qr %s *' % releaseInfo['calibre'])
+    tempDir.cleanup()
+
+
 def mobiRelease(metadata: dict, content: dict) -> None:
-    createFolder(releaseInfo['calibre'])
-    calibreDepends(releaseInfo['calibre'], metadata, content)
+    calibreRelease(metadata, content)
+    # TODO: using calibre convert as MOBI format