diff --git a/src/mesh/beacon.c b/src/mesh/beacon.c
index 628eef07f..8560a4bfa 100644
--- a/src/mesh/beacon.c
+++ b/src/mesh/beacon.c
@@ -52,6 +52,7 @@
 #include "btstack_event.h"
 #include "gap.h"
 #include "mesh_keys.h"
+#include "mesh_iv_index_seq_number.h"
 
 #define BEACON_TYPE_UNPROVISIONED_DEVICE 0
 #define BEACON_TYPE_SECURE_NETWORK 1
diff --git a/src/mesh/mesh_lower_transport.c b/src/mesh/mesh_lower_transport.c
index 10904e2fc..4a367a626 100644
--- a/src/mesh/mesh_lower_transport.c
+++ b/src/mesh/mesh_lower_transport.c
@@ -108,8 +108,6 @@ static void mesh_lower_transport_abort_transmission(void);
 // state
 static int                    lower_transport_retry_count;
 
-static uint32_t               lower_transport_seq;
-
 // lower transport incoming
 static btstack_linked_list_t  lower_transport_incoming;
 
diff --git a/test/mesh/mesh_keys.c b/test/mesh/mesh_keys.c
index e1c93926b..a1cc2fd66 100644
--- a/test/mesh/mesh_keys.c
+++ b/test/mesh/mesh_keys.c
@@ -44,11 +44,6 @@
 #include "btstack_memory.h"
 #include "btstack_config.h"
 
-static void mesh_print_hex(const char * name, const uint8_t * data, uint16_t len){
-    printf("%-20s ", name);
-    printf_hexdump(data, len);
-}
-
 // network key list
 static btstack_linked_list_t network_keys;
 static uint8_t mesh_network_key_used[MAX_NR_MESH_NETWORK_KEYS];
diff --git a/test/mesh/provisioning_device.c b/test/mesh/provisioning_device.c
index 2e7deec3a..4fbe01bed 100644
--- a/test/mesh/provisioning_device.c
+++ b/test/mesh/provisioning_device.c
@@ -63,7 +63,6 @@ static uint8_t  prov_buffer_out[MESH_PROV_MAX_PROXY_PDU];
 // ConfirmationInputs = ProvisioningInvitePDUValue || ProvisioningCapabilitiesPDUValue || ProvisioningStartPDUValue || PublicKeyProvisioner || PublicKeyDevice
 static uint8_t  prov_confirmation_inputs[1 + 11 + 5 + 64 + 64];
 static uint8_t  prov_authentication_method;
-static uint8_t  prov_authentication_action;
 static uint8_t  prov_public_key_oob_used;
 static uint8_t  prov_emit_public_key_oob_active;
 static uint8_t  prov_emit_output_oob_active;