diff --git a/apps/bttester/src/btp_gatt_cl.c b/apps/bttester/src/btp_gatt_cl.c
index 8771c395b..37fae1c5b 100644
--- a/apps/bttester/src/btp_gatt_cl.c
+++ b/apps/bttester/src/btp_gatt_cl.c
@@ -871,7 +871,7 @@ read_long_cb(uint16_t conn_handle,
              struct ble_gatt_attr *attr,
              void *arg)
 {
-    struct btp_gattc_read_rp *rp;;
+    struct btp_gattc_read_rp *rp;
     uint8_t opcode = (uint8_t) (int) arg;
     uint8_t err = (uint8_t) error->status;
     struct os_mbuf *buf = os_msys_get(0, 0);
diff --git a/apps/peripheral/src/main.c b/apps/peripheral/src/main.c
index 03816b4db..4c68c6b6f 100755
--- a/apps/peripheral/src/main.c
+++ b/apps/peripheral/src/main.c
@@ -105,7 +105,7 @@ advertise(void)
         0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
         0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff));
     fields.num_uuids128 = 1;
-    fields.uuids128_is_complete = 0;;
+    fields.uuids128_is_complete = 0;
     fields.tx_pwr_lvl = BLE_HS_ADV_TX_PWR_LVL_AUTO;
 
     rsp_fields.name = (uint8_t *)device_name;
diff --git a/nimble/drivers/nrf5x/src/ble_phy.c b/nimble/drivers/nrf5x/src/ble_phy.c
index 6f9e05142..8be0771bd 100644
--- a/nimble/drivers/nrf5x/src/ble_phy.c
+++ b/nimble/drivers/nrf5x/src/ble_phy.c
@@ -1661,7 +1661,7 @@ ble_phy_init(void)
 #if PHY_USE_HEADERMASK_WORKAROUND
     NVIC_SetVector(CCM_AAR_IRQn, (uint32_t)ble_phy_ccm_isr);
     NVIC_EnableIRQ(CCM_AAR_IRQn);
-    NRF_CCM->INTENCLR = CCM_INTENCLR_ENDKSGEN_Msk;;
+    NRF_CCM->INTENCLR = CCM_INTENCLR_ENDKSGEN_Msk;
 #endif
 #endif
 
diff --git a/nimble/host/mesh/src/friend.c b/nimble/host/mesh/src/friend.c
index 2c99d8d71..06ee1c311 100644
--- a/nimble/host/mesh/src/friend.c
+++ b/nimble/host/mesh/src/friend.c
@@ -399,7 +399,7 @@ static int unseg_app_sdu_decrypt(struct bt_mesh_friend *frnd,
 	net_buf_simple_clone(buf, in);
 	net_buf_simple_pull(buf, BT_MESH_NET_HDR_LEN);
 	net_buf_simple_pull(buf, 1);
-	in->om_len -= BT_MESH_MIC_SHORT;;
+	in->om_len -= BT_MESH_MIC_SHORT;
 
 	net_buf_simple_clone(in, out);
 	err = bt_mesh_app_decrypt(meta->key, &meta->crypto, in, out);
diff --git a/nimble/host/src/ble_gap.c b/nimble/host/src/ble_gap.c
index 9c6db09d4..435c90b46 100644
--- a/nimble/host/src/ble_gap.c
+++ b/nimble/host/src/ble_gap.c
@@ -1276,7 +1276,7 @@ ble_gap_conn_broken(uint16_t conn_handle, int reason)
     ble_sm_connection_broken(conn_handle);
     ble_gatts_connection_broken(conn_handle);
     ble_gattc_connection_broken(conn_handle);
-    ble_hs_flow_connection_broken(conn_handle);;
+    ble_hs_flow_connection_broken(conn_handle);
 
     ble_hs_atomic_conn_delete(conn_handle);
 
diff --git a/nimble/include/nimble/hci_common.h b/nimble/include/nimble/hci_common.h
index 01c3dbc14..15eb83339 100644
--- a/nimble/include/nimble/hci_common.h
+++ b/nimble/include/nimble/hci_common.h
@@ -1724,7 +1724,7 @@ struct ble_hci_ev_hw_error {
 struct comp_pkt {
     uint16_t handle;
     uint16_t packets;
-} __attribute__((packed));;
+} __attribute__((packed));
 struct ble_hci_ev_num_comp_pkts {
     uint8_t count;
     struct comp_pkt completed[0];