diff --git a/main.go b/main.go
index f8f62b5..908a726 100644
--- a/main.go
+++ b/main.go
@@ -115,7 +115,7 @@ func main() {
 		if err != nil {
 			return
 		}
-		generateCliQR(string(input))
+		err = generateCliQR(string(input))
 
 	case cmdOtp.FullCommand(): // otp -> qr
 		// https://github.com/google/google-authenticator/wiki/Key-Uri-Format
@@ -149,14 +149,14 @@ func main() {
 			RawQuery: query.Encode(),
 		}
 		log.Println("Generated URL:", url.String())
-		generateCliQR(url.String())
+		err = generateCliQR(url.String())
 
 	default: // other
 		err = ErrCommandNotFound
 	}
 }
 
-func generateCliQR(input string) {
+func generateCliQR(input string) (err error) {
 	grid, err := qrencode.Encode(input, ecLevelMapping[*flagECLevel])
 	if err != nil {
 		return