diff --git a/codes/models/lucidrains/performer/performer_enc_dec.py b/codes/models/lucidrains/performer/performer_enc_dec.py
index 2ef411f4..e3691507 100644
--- a/codes/models/lucidrains/performer/performer_enc_dec.py
+++ b/codes/models/lucidrains/performer/performer_enc_dec.py
@@ -6,14 +6,11 @@ from torch import nn
 # for god  knows why it cannot "see" performer_pytorch
 import os
 import sys
-prev_sys = copy(sys.path)
 sys.path.insert(0, os.path.dirname(os.path.realpath(__file__)))
 
 from performer_pytorch import PerformerLM
 from autoregressive_wrapper import AutoregressiveWrapper
 
-sys.path = prev_sys
-
 ENC_PREFIX = 'enc_'
 DEC_PREFIX = 'dec_'