diff --git a/imports/seafapi.py b/imports/seafapi.py
index 944b6ce..4fda7ff 100644
--- a/imports/seafapi.py
+++ b/imports/seafapi.py
@@ -98,10 +98,15 @@ class SeafileFile:
         self.size = size
 
     #curl -v  -X PUT -d "p=/foo.md" -H 'Authorization: Token f2210dacd9c6ccb8133606d94ff8e61d99b477fd' -H 'Accept: application/json; indent=4' https://cloud.seafile.com/api2/repos/afc3b694-7d4c-4b8a-86a4-89c9f3261b12/file/shared-link/
-    def share(self):
+    def share(self,expire=None,password=None):
+        parameters = {'p': self.path }
+        if expiry:
+          parameters['expire'] = int(expire)
+        if password:
+          parameters['password'] = str(password)
         resp = self.session.put("%s/repos/%s/file/shared-link/" % (self.library.client.api_endpoint(),self.library.id),
                             headers = {'Authorization': "Token %s" % self.library.client.token.token, 'Accept': 'application/json; indent=4'},
-                            data = {'p': self.path}
+                            data = parameters
                             )
         return resp.headers.get("location")