diff --git a/postgres/ynab-export.go b/postgres/ynab-export.go
index 0443929..95e5290 100644
--- a/postgres/ynab-export.go
+++ b/postgres/ynab-export.go
@@ -47,7 +47,10 @@ func (ynab *YNABExport) ExportAssignments(context context.Context, w io.Writer)
 			"0,00€",
 		}
 
-		csv.Write(row)
+		err := csv.Write(row)
+		if err != nil {
+			return fmt.Errorf("write assignment: %w", err)
+		}
 		count++
 	}
 	csv.Flush()
@@ -59,7 +62,7 @@ func (ynab *YNABExport) ExportAssignments(context context.Context, w io.Writer)
 
 // ImportTransactions expects a TSV-file as exported by YNAB in the following format:
 // "Account"	"Flag"	"Date"	"Payee"	"Category Group/Category"	"Category Group"	"Category"	"Memo"	"Outflow"	"Inflow"	"Cleared"
-// "Cash"	""	"11.12.2021"	"Transfer : Checking"	""	""	""	"Brought to bank"	500,00€	0,00€	"Cleared"
+// "Cash"	""	"11.12.2021"	"Transfer : Checking"	""	""	""	"Brought to bank"	500,00€	0,00€	"Cleared".
 func (ynab *YNABExport) ExportTransactions(context context.Context, w io.Writer) error {
 	csv := csv.NewWriter(w)
 	csv.Comma = '\t'
@@ -90,7 +93,10 @@ func (ynab *YNABExport) ExportTransactions(context context.Context, w io.Writer)
 
 		row = append(row, string(transaction.Status))
 
-		csv.Write(row)
+		err := csv.Write(row)
+		if err != nil {
+			return fmt.Errorf("write transaction: %w", err)
+		}
 		count++
 	}
 
diff --git a/postgres/ynab-import.go b/postgres/ynab-import.go
index fd5f173..f54d092 100644
--- a/postgres/ynab-import.go
+++ b/postgres/ynab-import.go
@@ -118,7 +118,7 @@ type Transfer struct {
 
 // ImportTransactions expects a TSV-file as exported by YNAB in the following format:
 // "Account"	"Flag"	"Date"	"Payee"	"Category Group/Category"	"Category Group"	"Category"	"Memo"	"Outflow"	"Inflow"	"Cleared"
-// "Cash"	""	"11.12.2021"	"Transfer : Checking"	""	""	""	"Brought to bank"	500,00€	0,00€	"Cleared"
+// "Cash"	""	"11.12.2021"	"Transfer : Checking"	""	""	""	"Brought to bank"	500,00€	0,00€	"Cleared".
 func (ynab *YNABImport) ImportTransactions(context context.Context, r io.Reader) error {
 	csv := csv.NewReader(r)
 	csv.Comma = '\t'