diff --git a/get-started/csi_recv_router/main/CMakeLists.txt b/get-started/csi_recv_router/main/CMakeLists.txt
index e03523a..a941e22 100644
--- a/get-started/csi_recv_router/main/CMakeLists.txt
+++ b/get-started/csi_recv_router/main/CMakeLists.txt
@@ -1,3 +1,2 @@
 idf_component_register(SRC_DIRS "."
-                       INCLUDE_DIRS "."
-                       REQUIRES mbedtls)
+                       INCLUDE_DIRS ".")
diff --git a/get-started/csi_recv_router/main/app_main.c b/get-started/csi_recv_router/main/app_main.c
index ad9b00d..ed11865 100644
--- a/get-started/csi_recv_router/main/app_main.c
+++ b/get-started/csi_recv_router/main/app_main.c
@@ -149,6 +149,19 @@ static uint16_t s_target_port; /* runtime target port */
 static char s_hostname[32];    /* runtime hostname (NVS or Kconfig default) */
 static char s_auth_secret[65] = "";  /* empty = auth disabled */
 
+/* Deauth flood detection */
+#define FLOOD_WINDOW_DEFAULT  10
+#define FLOOD_THRESH_DEFAULT  5
+#define FLOOD_RING_SIZE       64
+
+static int s_flood_thresh = FLOOD_THRESH_DEFAULT;
+static int s_flood_window_s = FLOOD_WINDOW_DEFAULT;
+static bool s_flood_active = false;
+static int64_t s_flood_alert_ts = 0;
+static struct { int64_t ts; } s_deauth_ring[FLOOD_RING_SIZE];
+static int s_deauth_ring_head = 0;
+static int s_deauth_ring_count = 0;
+
 /* --- NVS helpers --- */
 
 static void config_load_nvs(void)
@@ -824,19 +837,6 @@ typedef struct {
     uint16_t seq_ctrl;
 } __attribute__((packed)) wifi_ieee80211_mac_hdr_t;
 
-/* Deauth flood detection */
-#define FLOOD_WINDOW_DEFAULT  10
-#define FLOOD_THRESH_DEFAULT  5
-#define FLOOD_RING_SIZE       64
-
-static int s_flood_thresh = FLOOD_THRESH_DEFAULT;
-static int s_flood_window_s = FLOOD_WINDOW_DEFAULT;
-static bool s_flood_active = false;
-static int64_t s_flood_alert_ts = 0;
-static struct { int64_t ts; } s_deauth_ring[FLOOD_RING_SIZE];
-static int s_deauth_ring_head = 0;
-static int s_deauth_ring_count = 0;
-
 /* Probe request deduplication: report each MAC at most once per N seconds */
 #define PROBE_DEDUP_SIZE  32
 #define PROBE_DEDUP_DEFAULT_US  10000000LL