diff --git a/.mailmap b/.mailmap
index a98467cd32..c03c0850db 100644
--- a/.mailmap
+++ b/.mailmap
@@ -91,6 +91,7 @@ D Ruth Bavousett                                              <ruth@bywatersolut
 D Ruth Bavousett                                              <ruth@bywatersolutions.com>
 Duncan Tyler <duncan@catalyst.net.nz>                         <duncan@duncan-SoT.wgtn.cat-it.co.nz>
 Elliott Davis <tdavis@uttyler.edu>                            <root@test.bywatersolutions.com>
+Emily Lamancusa                                               <emily.lamancusa@montgomerycountymd.gov>
 <emma@catalystacademy.net.nz>                                 <emmaheath.student@wegc.school.nz>
 Emma Nakamura Smith                                           <emma.nakamura.smith@gmail.com>
 Emma Nakamura Smith <emma.nakamura.smith@gmail.com>           Your Full Name <your_email>