Unable to install teamvierer host on Raspberry Pi

I have been getting this error:



Err:1 http://mirror.nus.edu.sg/raspbian/raspbian stretch/main armhf qml-module-qtgraphicaleffects armhf 5.7.1~20161021-3 Hash Sum mismatch Hashes of expected file: - SHA256:deea0473bb6b02c9edba83afa7c45cbe65c1ca97213d806827b4a8f1f8eb2349 - SHA1:5badbf14b31872bbf485360e58fb290eedf5f347 [weak] - MD5Sum:94ba83aeed532528825192340848dd23 [weak] - Filesize:46914 [weak] Hashes of received file: - SHA256:2512992f31b6847280e64e68bbda77753be7b010d5e91eda2a8f636e8731b965 - SHA1:e666f746b9b68dc4bac6154c20884d6637072a9c [weak] - MD5Sum:e39abe732f7cbd776d28f4083e7c863c [weak] - Filesize:46914 [weak] Last modification reported: Wed, 23 Nov 2016 04:08:02 +0000 Err:2 http://mirror.nus.edu.sg/raspbian/raspbian stretch/main armhf qml-module-qtquick-controls armhf 5.7.1~20161021-2 403 Forbidden

How can i change the source so that i am able to install?