diff --git a/.gitignore b/.gitignore
index 7fb11b7..485dee6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1 @@
-/.idea/
-# my own stuff
-
-/data
-/.idea
-/ml_lib
\ No newline at end of file
+.idea
diff --git a/modules/blocks.py b/modules/blocks.py
index ce3acf8..4489f5c 100644
--- a/modules/blocks.py
+++ b/modules/blocks.py
@@ -4,11 +4,11 @@ from pathlib import Path
 from typing import Union
 
 import torch
-from performer_pytorch import FastAttention
+
 from torch import nn
 from torch.nn import functional as F
 
-from einops import rearrange
+from einops import rearrange, repeat
 
 import sys
 sys.path.append(str(Path(__file__).parent))
@@ -262,7 +262,10 @@ class Attention(nn.Module):
             mask = F.pad(mask.flatten(1), (1, 0), value=True)
             assert mask.shape[-1] == dots.shape[-1], 'mask has incorrect dimensions'
             mask = mask[:, None, :] * mask[:, :, None]
-            dots.masked_fill_(~mask, mask_value)
+            mask = repeat(mask, 'b n d -> b h n d', h=h)             # My addition
+
+            #dots.masked_fill_(~mask, mask_value)
+            dots.masked_fill_(mask, mask_value)
             del mask
 
         attn = dots.softmax(dim=-1)
diff --git a/utils/config.py b/utils/config.py
index 492a574..5111dfe 100644
--- a/utils/config.py
+++ b/utils/config.py
@@ -26,6 +26,7 @@ def parse_comandline_args_add_defaults(filepath, overrides=None):
     parser = ArgumentParser()
     parser.add_argument('--model_name', type=str)
     parser.add_argument('--data_name', type=str)
+    parser.add_argument('--seed', type=str)
 
     # Load Defaults from _parameters.ini file
     config = configparser.ConfigParser()
@@ -46,9 +47,11 @@ def parse_comandline_args_add_defaults(filepath, overrides=None):
     overrides = overrides or dict()
     default_data = overrides.get('data_name', None) or new_defaults['data_name']
     default_model = overrides.get('model_name', None) or new_defaults['model_name']
+    default_seed = overrides.get('seed', None) or new_defaults['seed']
 
     data_name = args.__dict__.get('data_name', None) or default_data
     model_name = args.__dict__.get('model_name', None) or default_model
+    found_seed = args.__dict__.get('seed', None) or default_seed
 
     new_defaults.update({key: auto_cast(val) for key, val in config[model_name].items()})
 
@@ -72,7 +75,7 @@ def parse_comandline_args_add_defaults(filepath, overrides=None):
 
     if overrides is not None and isinstance(overrides, (Mapping, Dict)):
         args.update(**overrides)
-    return args, found_data_class, found_model_class
+    return args, found_data_class, found_model_class, found_seed
 
 
 def is_jsonable(x):
diff --git a/utils/tools.py b/utils/tools.py
index 80d0424..08d8f3f 100644
--- a/utils/tools.py
+++ b/utils/tools.py
@@ -29,6 +29,7 @@ def fix_all_random_seeds(seed):
     np.random.seed(seed)
     torch.manual_seed(seed)
     random.seed(seed)
+    print(f'Seed is now fixed: "{seed}".')
 
 
 def write_to_shelve(file_path, value):