diff --git a/pkg/client/smd.go b/pkg/client/smd.go
index 1494d7e..eb80ce8 100644
--- a/pkg/client/smd.go
+++ b/pkg/client/smd.go
@@ -151,7 +151,7 @@ func (client *SmdClient) makeRequest(endpoint string) ([]byte, error) {
 	}
 
 	// fetch DHCP related information from SMD's endpoint:
-	url := fmt.Sprintf("%s:%d/hsm/v2%s", client.Host, client.Port, endpoint)
+	url := fmt.Sprintf("%s/hsm/v2%s", client.Host, endpoint)
 	req, err := http.NewRequest(http.MethodGet, url, bytes.NewBuffer([]byte{}))
 	if err != nil {
 		return nil, fmt.Errorf("failed to create new HTTP request: %v", err)
diff --git a/pkg/config/config.go b/pkg/config/config.go
index b6a138a..c20797b 100644
--- a/pkg/config/config.go
+++ b/pkg/config/config.go
@@ -74,7 +74,7 @@ func (config *Config) Save(path string) {
 		log.Error().Err(err).Msg("failed to marshal config")
 		return
 	}
-	err = os.WriteFile(path, data, os.ModePerm)
+	err = os.WriteFile(path, data, 0o644)
 	if err != nil {
 		log.Error().Err(err).Msg("failed to write default config file")
 		return
@@ -92,7 +92,7 @@ func SaveDefault(path string) {
 		log.Error().Err(err).Msg("failed to marshal config")
 		return
 	}
-	err = os.WriteFile(path, data, os.ModePerm)
+	err = os.WriteFile(path, data, 0o644)
 	if err != nil {
 		log.Error().Err(err).Msg("failed to write default config file")
 		return