diff --git a/cmd/edmgen/cmd.go b/cmd/edmgen/cmd.go
index 5b9cb95..fac4352 100644
--- a/cmd/edmgen/cmd.go
+++ b/cmd/edmgen/cmd.go
@@ -162,7 +162,6 @@ func writeFileTxt(filename string, lines []string) error {
 	if err != nil {
 		return fmt.Errorf("failed to create file: %s", err)
 	}
-	defer f.Close()
 
 	for _, line := range lines {
 		_, err := f.WriteString(line + "\n")
@@ -171,7 +170,7 @@ func writeFileTxt(filename string, lines []string) error {
 		}
 	}
 
-	return nil
+	return f.Close()
 }
 
 func writeFileCsv(filename string, lines []string) error {
@@ -179,7 +178,6 @@ func writeFileCsv(filename string, lines []string) error {
 	if err != nil {
 		return fmt.Errorf("failed to create file: %s", err)
 	}
-	defer f.Close()
 
 	w := csv.NewWriter(f)
 	defer w.Flush()
@@ -190,5 +188,5 @@ func writeFileCsv(filename string, lines []string) error {
 		}
 	}
 
-	return nil
+	return f.Close()
 }
diff --git a/cmd/edmgen/logging.go b/cmd/edmgen/logging.go
index fcb04db..69af215 100644
--- a/cmd/edmgen/logging.go
+++ b/cmd/edmgen/logging.go
@@ -21,21 +21,17 @@ func (l logging) print(str string) {
 }
 
 func (l logging) printHeader(str string) {
-	l.logger.Print(fmt.Sprintf("> %s", str))
+	l.logger.Printf("> %s", str)
 }
 
 func (l logging) printResult(str string) {
-	l.logger.Print(fmt.Sprintf("  %s", str))
+	l.logger.Printf("  %s", str)
 }
 
 func (l logging) printfResult(format string, args interface{}) {
 	l.printResult(fmt.Sprintf(format, args))
 }
 
-func (l logging) printWarn(str string) {
-	l.logger.Print(fmt.Sprintf("[!] %s", str))
-}
-
-func (l logging) printFatal(str string) {
+func (logging) printFatal(str string) {
 	panic(str)
 }