diff --git a/README.md b/README.md
index a03c715..9e2c378 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ Mostly just a project to test [temporal.io](https://temporal.io/).
  - [x] SSO Support for authentication.
  - [x] SQLite for database.
     - This means for main app db as well as temporal db.
- - [ ] Single binary.
+ - [x] Single binary.
     - One binary to run worker, server and temporal all together.
  - [ ] Abbility for multiple workers.
     - Spread workers across regions to monitor latency from different locations.
diff --git a/cmd/zdravko/main.go b/cmd/zdravko/main.go
index 9678e82..8f257e8 100644
--- a/cmd/zdravko/main.go
+++ b/cmd/zdravko/main.go
@@ -25,9 +25,9 @@ func main() {
 	var startWorker bool
 	var startTemporal bool
 
-	flag.BoolVar(&startServer, "server", true, "Start the server")
-	flag.BoolVar(&startWorker, "worker", true, "Start the worker")
-	flag.BoolVar(&startTemporal, "temporal", true, "Start the temporal")
+	flag.BoolVar(&startServer, "server", false, "Start the server")
+	flag.BoolVar(&startWorker, "worker", false, "Start the worker")
+	flag.BoolVar(&startTemporal, "temporal", false, "Start the temporal")
 
 	flag.Parse()
 
@@ -36,6 +36,10 @@ func main() {
 	println("Worker:   ", startWorker)
 	println("Temporal: ", startTemporal)
 
+	if !startServer && !startWorker && !startTemporal {
+		log.Fatal("At least one of the following must be set: --server, --worker, --temporal")
+	}
+
 	cfg := config.NewConfig()
 
 	var servers [3]StartableAndStoppable
diff --git a/deploy/fly.toml b/deploy/fly.toml
index 6436119..834d0d3 100644
--- a/deploy/fly.toml
+++ b/deploy/fly.toml
@@ -17,8 +17,8 @@ primary_region = 'waw'
   TEMPORAL_SERVER_HOST = 'server.process.zdravko.internal:7233'
 
 [processes]
-  server = '--temporal=true --server=true --worker=false'
-  worker = '--temporal=false --server=false --worker=true'
+  server = '--temporal --server'
+  worker = '--worker'
 
 [[mounts]]
   source = 'data'
diff --git a/justfile b/justfile
index 9bc6220..6e66fee 100644
--- a/justfile
+++ b/justfile
@@ -33,18 +33,18 @@ run:
 
 run-worker:
   go build -o dist/zdravko cmd/zdravko/main.go
-  ./dist/zdravko --worker=true --server=false --temporal=false
+  ./dist/zdravko --worker
+
+# Start zdravko
+run-zdravko:
+  go build -o dist/zdravko cmd/zdravko/main.go
+  ./dist/zdravko --server --temporal
 
 # Generates new jwt key pair
 generate-jwt-key:
   openssl genrsa -out jwt.private.pem 2048
   openssl rsa -pubout -in jwt.private.pem -out jwt.public.pem
 
-# Start zdravko
-run-zdravko:
-  go build -o dist/zdravko cmd/zdravko/main.go
-  ./dist/zdravko --worker=false
-
 # Deploy the application to fly.io
 deploy:
   fly deploy --ha=false -c deploy/fly.toml -i {{DOCKER_IMAGE}}