diff --git a/src/pc/djui/djui_panel_join.c b/src/pc/djui/djui_panel_join.c
index 3c2a0732..6aa7d9b7 100644
--- a/src/pc/djui/djui_panel_join.c
+++ b/src/pc/djui/djui_panel_join.c
@@ -6,8 +6,19 @@
 #include "djui_panel_join_direct.h"
 #include "pc/network/network.h"
 #include "pc/utils/misc.h"
+#include "pc/pc_main.h"
 
 #ifdef COOPNET
+static struct DjuiText* sRestartText = NULL;
+
+static void djui_panel_compatibility_checkbox_on_value_change(UNUSED struct DjuiBase* caller) {
+    if (gCoopCompatibility != configCoopCompatibility) {
+        djui_text_set_text(sRestartText, DLANG(DISPLAY, MUST_RESTART));
+    } else {
+        djui_text_set_text(sRestartText, "");
+    }
+}
+
 static void djui_panel_join_public_lobbies(struct DjuiBase* caller) {
     djui_panel_join_lobbies_create(caller, "");
 }
@@ -23,7 +34,14 @@ void djui_panel_join_create(struct DjuiBase* caller) {
         djui_button_create(body, DLANG(JOIN, PUBLIC_LOBBIES), DJUI_BUTTON_STYLE_NORMAL, djui_panel_join_public_lobbies);
         djui_button_create(body, DLANG(JOIN, PRIVATE_LOBBIES), DJUI_BUTTON_STYLE_NORMAL, djui_panel_join_private_create);
         djui_button_create(body, DLANG(JOIN, DIRECT), DJUI_BUTTON_STYLE_NORMAL, djui_panel_join_direct_create);
+        djui_checkbox_create(body, DLANG(MISC, COOP_COMPATIBILITY), &configCoopCompatibility, djui_panel_compatibility_checkbox_on_value_change);
         djui_button_create(body, DLANG(MENU, BACK), DJUI_BUTTON_STYLE_BACK, djui_panel_menu_back);
+
+        sRestartText = djui_text_create(body, "");
+        djui_text_set_alignment(sRestartText, DJUI_HALIGN_CENTER, DJUI_VALIGN_TOP);
+        djui_base_set_color(&sRestartText->base, 255, 100, 100, 255);
+        djui_base_set_size_type(&sRestartText->base, DJUI_SVT_RELATIVE, DJUI_SVT_ABSOLUTE);
+        djui_base_set_size(&sRestartText->base, 1.0f, 64);
     }
 
     djui_panel_add(caller, panel, NULL);
diff --git a/src/pc/djui/djui_panel_join_direct.c b/src/pc/djui/djui_panel_join_direct.c
index bb933653..62068fda 100644
--- a/src/pc/djui/djui_panel_join_direct.c
+++ b/src/pc/djui/djui_panel_join_direct.c
@@ -15,6 +15,17 @@
 #include "macros.h"
 
 static struct DjuiInputbox* sInputboxIp = NULL;
+#ifndef COOPNET
+static struct DjuiText* sRestartText = NULL;
+
+static void djui_panel_compatibility_checkbox_on_value_change(UNUSED struct DjuiBase* caller) {
+    if (gCoopCompatibility != configCoopCompatibility) {
+        djui_text_set_text(sRestartText, DLANG(DISPLAY, MUST_RESTART));
+    } else {
+        djui_text_set_text(sRestartText, "");
+    }
+}
+#endif
 
 static bool djui_panel_join_direct_ip_parse_numbers(char** msg) {
     int num = 0;
@@ -172,6 +183,10 @@ void djui_panel_join_direct_create(struct DjuiBase* caller) {
         sInputboxIp = inputbox1;
         djui_panel_join_direct_ip_text_set(inputbox1);
 
+#ifndef COOPNET
+        djui_checkbox_create(body, DLANG(MISC, COOP_COMPATIBILITY), &configCoopCompatibility, djui_panel_compatibility_checkbox_on_value_change);
+#endif
+
         struct DjuiRect* rect2 = djui_rect_container_create(body, 64);
         {
             struct DjuiButton* button1 = djui_button_create(&rect2->base, DLANG(MENU, BACK), DJUI_BUTTON_STYLE_BACK, djui_panel_menu_back);
@@ -183,6 +198,14 @@ void djui_panel_join_direct_create(struct DjuiBase* caller) {
             djui_base_set_alignment(&button2->base, DJUI_HALIGN_RIGHT, DJUI_VALIGN_TOP);
             defaultBase = &button2->base;
         }
+
+#ifndef COOPNET
+        sRestartText = djui_text_create(body, "");
+        djui_text_set_alignment(sRestartText, DJUI_HALIGN_CENTER, DJUI_VALIGN_TOP);
+        djui_base_set_color(&sRestartText->base, 255, 100, 100, 255);
+        djui_base_set_size_type(&sRestartText->base, DJUI_SVT_RELATIVE, DJUI_SVT_ABSOLUTE);
+        djui_base_set_size(&sRestartText->base, 1.0f, 64);
+#endif
     }
 
     djui_panel_add(caller, panel, defaultBase);