diff --git a/unix/config-unix.c b/unix/config-unix.c
index 349a643f..d832a18b 100644
--- a/unix/config-unix.c
+++ b/unix/config-unix.c
@@ -39,7 +39,7 @@ void unix_setup_config_box(struct controlbox *b, bool midsession, int protocol)
         s = ctrl_getset(b, "Connection/Proxy", "basics", NULL);
         for (i = 0; i < s->ncontrols; i++) {
             c = s->ctrls[i];
-            if (c->generic.type == CTRL_RADIO &&
+            if (c->generic.type == CTRL_LISTBOX &&
                 c->generic.handler == proxy_type_handler) {
                 c->generic.context.i |= PROXY_UI_FLAG_LOCAL;
                 break;
diff --git a/windows/config.c b/windows/config.c
index bcac905a..17448260 100644
--- a/windows/config.c
+++ b/windows/config.c
@@ -362,7 +362,7 @@ void win_setup_config_box(struct controlbox *b, HWND *hwndp, bool has_help,
         s = ctrl_getset(b, "Connection/Proxy", "basics", NULL);
         for (i = 0; i < s->ncontrols; i++) {
             c = s->ctrls[i];
-            if (c->generic.type == CTRL_RADIO &&
+            if (c->generic.type == CTRL_LISTBOX &&
                 c->generic.handler == proxy_type_handler) {
                 c->generic.context.i |= PROXY_UI_FLAG_LOCAL;
                 break;