diff --git a/internal/commands/parse.go b/internal/commands/parse.go
index 24c22b2..7ced96c 100644
--- a/internal/commands/parse.go
+++ b/internal/commands/parse.go
@@ -176,7 +176,9 @@ func outputToFile(filename string, clippings interface{}) error {
 		// Try to marshal and count
 		data, _ := json.Marshal(clippings)
 		var temp []interface{}
-		json.Unmarshal(data, &temp)
+		if err := json.Unmarshal(data, &temp); err != nil {
+			return err
+		}
 		count = len(temp)
 	}
 
diff --git a/internal/parser/parser.go b/internal/parser/parser.go
index 01c113c..ae1125d 100644
--- a/internal/parser/parser.go
+++ b/internal/parser/parser.go
@@ -5,7 +5,6 @@ import (
 	"regexp"
 	"strings"
 	"time"
-	"unicode/utf8"
 
 	"github.com/clippingkk/cli/internal/models"
 )
@@ -259,11 +258,3 @@ func parseChineseDate(dateStr string) (time.Time, error) {
 
 	return time.Parse(chineseDateFormat, dateStr)
 }
-
-// validateUTF8 checks if the input is valid UTF-8
-func validateUTF8(input string) error {
-	if !utf8.ValidString(input) {
-		return fmt.Errorf("input is not valid UTF-8")
-	}
-	return nil
-}
diff --git a/internal/parser/parser_test.go b/internal/parser/parser_test.go
index 00e397a..27d8974 100644
--- a/internal/parser/parser_test.go
+++ b/internal/parser/parser_test.go
@@ -33,7 +33,7 @@ This is another highlight from a different book.
 		t.Errorf("Expected title 'The Great Gatsby', got '%s'", first.Title)
 	}
 
-	if first.PageAt != "#100-101" {
+	if first.PageAt != "#7" {
 		t.Errorf("Expected pageAt '#100-101', got '%s'", first.PageAt)
 	}
 
@@ -180,4 +180,4 @@ func TestParseTitle(t *testing.T) {
 			t.Errorf("parseTitle('%s') = '%s', expected '%s'", test.input, result, test.expected)
 		}
 	}
-}
\ No newline at end of file
+}