diff --git a/SomfyController.ino.esp32.bin b/SomfyController.ino.esp32.bin
index bf9d4f0..8e1df5e 100644
Binary files a/SomfyController.ino.esp32.bin and b/SomfyController.ino.esp32.bin differ
diff --git a/Web.cpp b/Web.cpp
index 1654e10..795b8a8 100644
--- a/Web.cpp
+++ b/Web.cpp
@@ -1205,7 +1205,7 @@ void Web::begin() {
         int groupId = atoi(server.arg("groupId").c_str());
         SomfyGroup* group = somfy.getGroupById(groupId);
         if (group) {
-          DynamicJsonDocument doc(4096);
+          DynamicJsonDocument doc(8192);
           JsonObject obj = doc.to<JsonObject>();
           group->toJSON(obj);
           JsonArray arr = obj.createNestedArray("availShades");
@@ -1214,7 +1214,7 @@ void Web::begin() {
             if(shade->getShadeId() != 255) {
               bool isLinked = false;
               for(uint8_t j = 0; j < SOMFY_MAX_GROUPED_SHADES; j++) {
-                if(group->linkedShades[i] == shade->getShadeId()) {
+                if(group->linkedShades[j] == shade->getShadeId()) {
                   isLinked = true;
                   break;
                 }