diff --git a/apps/bttester/src/gap.c b/apps/bttester/src/gap.c
index 38cb99ffc..ff18829bd 100644
--- a/apps/bttester/src/gap.c
+++ b/apps/bttester/src/gap.c
@@ -1095,6 +1095,7 @@ static void passkey_entry(const u8_t *data, u16_t len)
 		goto rsp;
 	}
 
+	pk.action = BLE_SM_IOACT_INPUT;
 	pk.passkey = sys_le32_to_cpu(cmd->passkey);
 
 	rc = ble_sm_inject_io(desc.conn_handle, &pk);