diff --git a/Makefile b/Makefile
index 4bebba3..5db061e 100644
--- a/Makefile
+++ b/Makefile
@@ -34,10 +34,16 @@ clean:
 format: mod-tidy
 	go fmt ./...
 
+golines:
+	golines -w --ignore-generated --chain-split-dots --max-len=80 --reformat-tags .
+
 swagger:
 	swag f -g api.go -d internal/api
 	swag i -g api.go -d internal/api
 
+test: mod-tidy
+	go test -v -race ./...
+
 # Build docker image
 image: build
 	docker build -t $(BINARY) .
diff --git a/submit/tx.go b/submit/tx.go
index 4f6c2de..ac176aa 100644
--- a/submit/tx.go
+++ b/submit/tx.go
@@ -37,7 +37,10 @@ func SubmitTx(cfg *Config, txRawBytes []byte) (string, error) {
 	// Determine transaction type (era)
 	txType, err := ledger.DetermineTransactionType(txRawBytes)
 	if err != nil {
-		return "", fmt.Errorf("could not parse transaction to determine type: %s", err)
+		return "", fmt.Errorf(
+			"could not parse transaction to determine type: %s",
+			err,
+		)
 	}
 	tx, err := ledger.NewTransactionFromCbor(txType, txRawBytes)
 	if err != nil {