diff --git a/Procfile b/Procfile
deleted file mode 100644
index 3ea9b47..0000000
--- a/Procfile
+++ /dev/null
@@ -1 +0,0 @@
-web: devenv up
diff --git a/dev.sh b/dev.sh
index 09bb8cd..6ded281 100755
--- a/dev.sh
+++ b/dev.sh
@@ -8,7 +8,6 @@ _init() {
 
 # Setup the database
 _setup() {
-    overmind start -D
     sleep 5
     if [ -f .direnv/first_run ]; then
         python ./src/manage.py collectstatic --noinput
@@ -67,7 +66,6 @@ run() {
     sudo iptables -I INPUT -p tcp --dport $WEBPORT -j ACCEPT
     printf "\n---\n webserver: $url\n---\n"
     _open_url $url
-    overmind echo
 }
 descriptions["run"]="Start the webserver."
 tasks["run"]=run
@@ -75,7 +73,7 @@ descriptions["start"]="Alias for run."
 tasks["start"]=run
 
 stop() {
-    overmind quit
+    process-compose down
 }
 descriptions["stop"]="Stop the webserver and DB."
 tasks["stop"]=stop
diff --git a/flake.nix b/flake.nix
index cacf10d..71a2f09 100644
--- a/flake.nix
+++ b/flake.nix
@@ -29,7 +29,6 @@
               modules = [
                 {
                   packages = [
-                    pkgs.overmind
                     (pkgs.writeScriptBin "dev" "${builtins.readFile ./dev.sh}")
                   ];
                   env = {
@@ -45,7 +44,13 @@
                       install.enable = true;
                     };
                   };
-                  processes.webserver.exec = "poetry run python ./src/manage.py runserver 0.0.0.0:$WEBPORT";
+                  process.implementation = "process-compose";
+                  process-managers.process-compose.enable = true;
+                  # https://github.com/cachix/devenv/blob/main/examples/process-compose/devenv.nix
+                  processes = {
+                    webserver.exec = "poetry run python ./src/manage.py runserver 0.0.0.0:$WEBPORT";
+                    setup.exec = "dev start";
+                  };
                   services.postgres = {
                     enable = true;
                     initialDatabases = [{ name = "django"; }];