diff --git a/source/ubl-settings-update.c b/source/ubl-settings-update.c
index ddcb6f5..2176f8f 100644
--- a/source/ubl-settings-update.c
+++ b/source/ubl-settings-update.c
@@ -1643,7 +1643,7 @@ repo_add_window *yon_repo_add_window_new(){
     g_signal_connect(G_OBJECT(window->UsageDefaultCheck),"toggled",G_CALLBACK(yon_gtk_widget_set_sensitive_from_toggle_button_inversed),window->UsageEnableUpdateCheck);
     g_signal_connect(G_OBJECT(window->UsageDefaultCheck),"toggled",G_CALLBACK(yon_gtk_widget_set_sensitive_from_toggle_button_inversed),window->UsageSysupgradeCheck);
     yon_gtk_entry_block_restricted_symbols(GTK_ENTRY(window->RepoNameEntry));
-    yon_on_entry_set_allowed_symbols(GTK_ENTRY(window->RepoSourceEntry),"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ/1234567890!$.#-_");
+    yon_on_entry_set_allowed_symbols(GTK_ENTRY(window->RepoSourceEntry),"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ/1234567890!$.#-_()~$&;{}[]|<>^:?+\\,'*`");
     g_signal_connect(G_OBJECT(window->SignDefaultCheck),"toggled",G_CALLBACK(on_sign_check_toggled),window);
     g_signal_connect(G_OBJECT(window->SignCell),"toggled",G_CALLBACK(on_sign_cell_toggled),window);
     g_signal_connect(G_OBJECT(window->RepoSourceCombo),"changed",G_CALLBACK(on_repo_source_changed),window);