diff --git a/gtk/main.c b/gtk/main.c
index dab29bda0..242b7f0be 100644
--- a/gtk/main.c
+++ b/gtk/main.c
@@ -1118,13 +1118,13 @@ void linphone_gtk_notify(LinphoneCall *call, const char *msg){
 		NotifyNotification *n;
 		switch(linphone_call_get_state(call)){
 			case LinphoneCallError:
-				make_notification(_("Call error"),body=g_markup_printf_escaped("<span size=\"large\">%s</span>\n%s",msg,remote));
+				make_notification(_("Call error"),body=g_markup_printf_escaped("<b>%s</b>\n%s",msg,remote));
 			break;
 			case LinphoneCallEnd:
-				make_notification(_("Call ended"),body=g_markup_printf_escaped("<span size=\"large\">%s</span>",remote));
+				make_notification(_("Call ended"),body=g_markup_printf_escaped("<b>%s</b>",remote));
 			break;
 			case LinphoneCallIncomingReceived:
-				n=build_notification(_("Incoming call"),body=g_markup_printf_escaped("<span size=\"large\">%s</span>",remote));
+				n=build_notification(_("Incoming call"),body=g_markup_printf_escaped("<b>%s</b>",remote));
 				if (notify_actions_supported()) {
 					notify_notification_add_action (n,"answer", _("Answer"),
 						NOTIFY_ACTION_CALLBACK(linphone_gtk_answer_clicked),NULL,NULL);
@@ -1134,7 +1134,7 @@ void linphone_gtk_notify(LinphoneCall *call, const char *msg){
 				show_notification(n);
 			break;
 			case LinphoneCallPausedByRemote:
-				make_notification(_("Call paused"),body=g_markup_printf_escaped(_("<span size=\"large\">by %s</span>"),remote));
+				make_notification(_("Call paused"),body=g_markup_printf_escaped(_("<b>by %s</b>"),remote));
 			break;
 			default:
 			break;
diff --git a/po/de.po b/po/de.po
index 6a0b322f7..bb68557f4 100644
--- a/po/de.po
+++ b/po/de.po
@@ -163,8 +163,8 @@ msgstr "Anruf wird gehalten"
 
 #: ../gtk/main.c:1067
 #, c-format
-msgid "<span size=\"large\">by %s</span>"
-msgstr "<span size=\"large\">von %s</span>"
+msgid "<b>by %s</b>"
+msgstr "<b>von %s</b>"
 
 #: ../gtk/main.c:1116
 #, c-format