diff --git a/apps/bttester/src/btp_gatt.c b/apps/bttester/src/btp_gatt.c
index 496779ebb..dbfa75116 100644
--- a/apps/bttester/src/btp_gatt.c
+++ b/apps/bttester/src/btp_gatt.c
@@ -68,6 +68,7 @@
 #define  PTS_DSC_READ_WRITE                0x000b
 #define  PTS_CHR_NOTIFY                    0x0025
 #define  PTS_CHR_NOTIFY_ALT                0x0026
+#define  PTS_CHR_READ_WRITE_AUTHOR         0x0027
 #define  PTS_LONG_CHR_READ_WRITE           0x0015
 #define  PTS_LONG_CHR_READ_WRITE_ALT       0x0016
 #define  PTS_LONG_DSC_READ_WRITE           0x001b
@@ -106,6 +107,11 @@ gatt_svr_read_write_auth_test(uint16_t conn_handle, uint16_t attr_handle,
                               struct ble_gatt_access_ctxt *ctxt,
                               void *arg);
 
+static int
+gatt_svr_read_write_author_test(uint16_t conn_handle, uint16_t attr_handle,
+                                struct ble_gatt_access_ctxt *ctxt,
+                                void *arg);
+
 static int
 gatt_svr_read_write_enc_test(uint16_t conn_handle, uint16_t attr_handle,
                              struct ble_gatt_access_ctxt *ctxt,
@@ -209,6 +215,13 @@ static const struct ble_gatt_svc_def gatt_svr_svcs[] = {
                          BLE_GATT_CHR_F_WRITE_AUTHEN |
                          BLE_GATT_CHR_F_WRITE |
                          BLE_GATT_CHR_F_WRITE_AUTHEN,
+            }, {
+                .uuid = PTS_UUID_DECLARE(PTS_CHR_READ_WRITE_AUTHOR),
+                .access_cb = gatt_svr_read_write_author_test,
+                .flags = BLE_GATT_CHR_F_READ_AUTHOR |
+                         BLE_GATT_CHR_F_READ |
+                         BLE_GATT_CHR_F_WRITE_AUTHOR |
+                         BLE_GATT_CHR_F_WRITE
             }, {
                 .uuid = PTS_UUID_DECLARE(PTS_CHR_RELIABLE_WRITE),
                 .access_cb = gatt_svr_rel_write_test,
@@ -418,6 +431,29 @@ gatt_svr_read_write_auth_test(uint16_t conn_handle, uint16_t attr_handle,
     }
 }
 
+static int
+gatt_svr_read_write_author_test(uint16_t conn_handle, uint16_t attr_handle,
+                                struct ble_gatt_access_ctxt *ctxt,
+                                void *arg)
+{
+    uint16_t uuid16;
+
+    uuid16 = extract_uuid16_from_pts_uuid128(ctxt->chr->uuid);
+    assert(uuid16 != 0);
+
+    switch (uuid16) {
+    case PTS_CHR_READ_WRITE_AUTHOR:
+        if (ctxt->op == BLE_GATT_ACCESS_OP_WRITE_CHR) {
+            return BLE_ATT_ERR_INSUFFICIENT_AUTHOR;
+        } else if (ctxt->op == BLE_GATT_ACCESS_OP_READ_CHR) {
+            return BLE_ATT_ERR_INSUFFICIENT_AUTHOR;
+        }
+    default:
+        assert(0);
+        return BLE_ATT_ERR_UNLIKELY;
+    }
+}
+
 static int
 gatt_svr_read_write_enc_test(uint16_t conn_handle, uint16_t attr_handle,
                              struct ble_gatt_access_ctxt *ctxt,