diff --git a/heroku/yarn.lock b/heroku/yarn.lock
index 0a82d93b..9427a12b 100644
--- a/heroku/yarn.lock
+++ b/heroku/yarn.lock
@@ -7266,9 +7266,9 @@ yargs@^12.0.1:
     yargs-parser "^11.1.1"
 
 yarn@^1.13.0:
-  version "1.13.0"
-  resolved "https://registry.yarnpkg.com/yarn/-/yarn-1.13.0.tgz#affa9c956739548024068532a902cf18c9cb523f"
-  integrity sha512-Unfw2eefv8imt4ZMPhvFVP44WCz38huDxkHs+Yqrx4wBTK75Tr0mh3V4rh+2Nw5iQq0rcM/VafotCZo9qTb5DA==
+  version "1.22.17"
+  resolved "https://registry.yarnpkg.com/yarn/-/yarn-1.22.17.tgz#bf910747d22497b573131f7341c0e1d15c74036c"
+  integrity sha512-H0p241BXaH0UN9IeH//RT82tl5PfNraVpSpEoW+ET7lmopNC61eZ+A+IDvU8FM6Go5vx162SncDL8J1ZjRBriQ==
 
 yn@^3.0.0:
   version "3.0.0"