diff --git a/cmd/add.go b/cmd/add.go
index 23a059d..3a2ea59 100644
--- a/cmd/add.go
+++ b/cmd/add.go
@@ -62,7 +62,7 @@ func addBookmark(base model.Bookmark, offline bool) (book model.Bookmark, err er
 
 	// Make sure URL valid
 	parsedURL, err := nurl.ParseRequestURI(book.URL)
-	if err != nil {
+	if err != nil || parsedURL.Host == "" {
 		return book, fmt.Errorf("URL is not valid")
 	}
 
diff --git a/cmd/update.go b/cmd/update.go
index 73f2d5e..889ed32 100644
--- a/cmd/update.go
+++ b/cmd/update.go
@@ -101,16 +101,18 @@ func init() {
 func updateBookmarks(indices []string, base model.Bookmark, offline, overwrite bool) ([]model.Bookmark, error) {
 	mutex := sync.Mutex{}
 
-	// Make sure URL valid
-	parsedURL, err := nurl.ParseRequestURI(base.URL)
-	if err != nil {
-		return []model.Bookmark{}, fmt.Errorf("URL is not valid")
-	}
+	if base.URL != "" {
+		// Make sure URL valid
+		parsedURL, err := nurl.ParseRequestURI(base.URL)
+		if err != nil || parsedURL.Host == "" {
+			return []model.Bookmark{}, fmt.Errorf("URL is not valid")
+		}
 
-	// Clear UTM parameters from URL
-	url, err := clearUTMParams(parsedURL)
-	if err != nil {
-		return []model.Bookmark{}, err
+		// Clear UTM parameters from URL
+		base.URL, err = clearUTMParams(parsedURL)
+		if err != nil {
+			return []model.Bookmark{}, err
+		}
 	}
 
 	// Read bookmarks from database
@@ -123,8 +125,8 @@ func updateBookmarks(indices []string, base model.Bookmark, offline, overwrite b
 		return []model.Bookmark{}, fmt.Errorf("No matching index found")
 	}
 
-	if url != "" && len(bookmarks) == 1 {
-		bookmarks[0].URL = url
+	if base.URL != "" && len(bookmarks) == 1 {
+		bookmarks[0].URL = base.URL
 	}
 
 	// If not offline, fetch articles from internet