diff --git a/nix/redis-up-mac.nix b/nix/redis-up-mac.nix
index b0a571482..862f1e119 100644
--- a/nix/redis-up-mac.nix
+++ b/nix/redis-up-mac.nix
@@ -1,49 +1,53 @@
 { lib
 , redis
 , writeShellApplication
 , writeTextFile
 }:
 
 let
   # Use small script executed by bash to have a normal shell environment.
   redis-entrypoint = writeShellApplication {
     name = "redis-init";
     text = ''
       REDIS_CACHE_DIR=''${XDG_CACHE_HOME:-$HOME/Library/Caches}/Redis
       mkdir -p "$REDIS_CACHE_DIR"
 
       echo "View Redis Logs: tail -f $REDIS_CACHE_DIR/logs" >&2
       echo "Kill Redis server: pkill redis" >&2
 
       # Explicitly close fd3 to prevent `direnv` from hanging
       # (https://linear.app/comm/issue/ENG-3254/remove-wait-logic-in-nix-develop)
       exec 3>&-
 
+      # We want to launch from `$REDIS_CACHE_DIR` so `dump.rdp` will
+      # be persisted there instead of in the root of the repo.
+      cd "$REDIS_CACHE_DIR"
+
       # 'exec' allows for us to replace bash process with Redis
       exec ${redis}/bin/redis-server \
         &> "$REDIS_CACHE_DIR"/logs
     '';
   };
 
 # will create a shellchecked executable shell script located in $out/bin/<name>
 # This shell script will be used to allow for impure+stateful actions
 in writeShellApplication {
   name = "redis-up";
   text = ''
     # so use XDG conventions and hope $HOME doesn't have a space.
     REDIS_CACHE_DIR=''${XDG_CACHE_HOME:-$HOME/Library/Caches}/Redis
     REDIS_PIDFILE="$REDIS_CACHE_DIR"/redis.pid
 
     mkdir -p "$REDIS_CACHE_DIR"
 
     "${../scripts/start_comm_daemon.sh}" \
       redis \
       Redis \
       "${redis-entrypoint}/bin/redis-init" \
       "$REDIS_PIDFILE"
 
     # Explicitly exit this script so the parent shell can determine
     # when it's safe to return control of terminal to user
     exit 0
   '';
 }