diff --git a/admin/sync/themes.go b/admin/sync/themes.go
index 8fe2f162..f131f972 100644
--- a/admin/sync/themes.go
+++ b/admin/sync/themes.go
@@ -6,6 +6,7 @@ import (
 	"path"
 	"regexp"
 	"strings"
+	"unicode"
 
 	"srs.epita.fr/fic-server/libfic"
 	"github.com/julienschmidt/httprouter"
@@ -36,7 +37,8 @@ func getAuthors(i Importer, tname string) ([]string, error) {
 	} else {
 		var ret []string
 		re := regexp.MustCompile("^([^<]+)(?: +<(.*)>)?$")
-		for _, a := range strings.Split(strings.TrimSpace(authors), "\n") {
+		for _, a := range strings.Split(authors, "\n") {
+			a = strings.TrimFunc(a, unicode.IsSpace)
 			grp := re.FindStringSubmatch(a)
 			if len(grp) < 2 || grp[2] == "" {
 				ret = append(ret, a)