diff --git a/cmd/agent/run.go b/cmd/agent/run.go
index dda92dd3..97ecbcb8 100644
--- a/cmd/agent/run.go
+++ b/cmd/agent/run.go
@@ -31,6 +31,12 @@ import (
 
 func run(ctx context.Context) error {
 	cfg := config.Get()
+	if cfg.API.Key == "" {
+		return errors.New("env variable \"API_KEY\" is required")
+	}
+	if cfg.API.URL == "" {
+		return errors.New("env variable \"API_URL\" is required")
+	}
 
 	remoteLogger := logrus.New()
 	remoteLogger.SetLevel(logrus.Level(cfg.Log.Level))
diff --git a/cmd/monitor/run.go b/cmd/monitor/run.go
index e5448d50..defa12d3 100644
--- a/cmd/monitor/run.go
+++ b/cmd/monitor/run.go
@@ -2,6 +2,7 @@ package monitor
 
 import (
 	"context"
+	"errors"
 	"fmt"
 
 	"github.com/sirupsen/logrus"
@@ -15,6 +16,12 @@ import (
 
 func run(ctx context.Context) error {
 	cfg := config.Get()
+	if cfg.API.Key == "" {
+		return errors.New("env variable \"API_KEY\" is required")
+	}
+	if cfg.API.URL == "" {
+		return errors.New("env variable \"API_URL\" is required")
+	}
 
 	remoteLogger := logrus.New()
 	remoteLogger.SetLevel(logrus.Level(cfg.Log.Level))
diff --git a/internal/config/config.go b/internal/config/config.go
index 2645cc47..fcae4c15 100644
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -172,13 +172,6 @@ func Get() Config {
 		cfg.Log.ExporterSenderTimeout = LogExporterSendTimeout
 	}
 
-	if cfg.API.Key == "" {
-		required("API_KEY")
-	}
-	if cfg.API.URL == "" {
-		required("API_URL")
-	}
-
 	if !strings.HasPrefix(cfg.API.URL, "https://") && !strings.HasPrefix(cfg.API.URL, "http://") {
 		cfg.API.URL = fmt.Sprintf("https://%s", cfg.API.URL)
 	}