Correction: Estrogen receptor beta signaling in CD8+ T cells boosts T cell receptor activation and antitumor immunity through a phosphotyrosine switch ====================================================================================================================================================== Yuan B, Clark CA, Wu B, *et al*. Estrogen receptor beta signaling in CD8+ T cells boosts T cell receptor activation and antitumor immunity through a phosphotyrosine switch. *J Immunother Cancer* 2021;9:e001932. doi:10.1136/jitc-2020-001932 This article has been corrected since it first published. The provenance and peer review statement has been added. * © Author(s) (or their employer(s)) 2021. Re-use permitted under CC BY. Published by BMJ. [https://creativecommons.org/licenses/by/4.0/](https://creativecommons.org/licenses/by/4.0/) This is an open access article distributed in accordance with the Creative Commons Attribution 4.0 Unported (CC BY 4.0) license, which permits others to copy, redistribute, remix, transform and build upon this work for any purpose, provided the original work is properly cited, a link to the licence is given, and indication of whether changes were made. See [https://creativecommons.org/licenses/by/4.0/](https://creativecommons.org/licenses/by/4.0/).