diff --git a/PyCTBN/tests/estimators/test_structure_constraint_based_estimator.py b/PyCTBN/tests/estimators/test_structure_constraint_based_estimator.py
index 9370c82..b69d445 100644
--- a/PyCTBN/tests/estimators/test_structure_constraint_based_estimator.py
+++ b/PyCTBN/tests/estimators/test_structure_constraint_based_estimator.py
@@ -7,7 +7,6 @@ import unittest
 import networkx as nx
 import numpy as np
 import psutil
-from line_profiler import LineProfiler
 
 import json
 import pandas as pd
diff --git a/PyCTBN/tests/estimators/test_structure_constraint_based_estimator_server.py b/PyCTBN/tests/estimators/test_structure_constraint_based_estimator_server.py
index a524515..5dd3519 100644
--- a/PyCTBN/tests/estimators/test_structure_constraint_based_estimator_server.py
+++ b/PyCTBN/tests/estimators/test_structure_constraint_based_estimator_server.py
@@ -7,7 +7,6 @@ import unittest
 import networkx as nx
 import numpy as np
 import psutil
-from line_profiler import LineProfiler
 
 from ...PyCTBN.utility.cache import Cache
 from ...PyCTBN.structure_graph.sample_path import SamplePath
diff --git a/PyCTBN/tests/estimators/test_structure_score_based_estimator.py b/PyCTBN/tests/estimators/test_structure_score_based_estimator.py
index 69efe60..8cbbcb5 100644
--- a/PyCTBN/tests/estimators/test_structure_score_based_estimator.py
+++ b/PyCTBN/tests/estimators/test_structure_score_based_estimator.py
@@ -7,7 +7,7 @@ import unittest
 import networkx as nx
 import numpy as np
 import psutil
-from line_profiler import LineProfiler
+
 import copy
 
 from ...PyCTBN.utility.cache import Cache
diff --git a/PyCTBN/tests/estimators/test_structure_score_based_estimator_server.py b/PyCTBN/tests/estimators/test_structure_score_based_estimator_server.py
index b21ea7a..8631d70 100644
--- a/PyCTBN/tests/estimators/test_structure_score_based_estimator_server.py
+++ b/PyCTBN/tests/estimators/test_structure_score_based_estimator_server.py
@@ -7,7 +7,7 @@ import unittest
 import networkx as nx
 import numpy as np
 import psutil
-from line_profiler import LineProfiler
+
 import copy
 
 from ...PyCTBN.utility.cache import Cache
diff --git a/PyCTBN/tests/optimizers/test_hill_climbing_search.py b/PyCTBN/tests/optimizers/test_hill_climbing_search.py
index d2fd3e2..1ca8f8c 100644
--- a/PyCTBN/tests/optimizers/test_hill_climbing_search.py
+++ b/PyCTBN/tests/optimizers/test_hill_climbing_search.py
@@ -7,7 +7,7 @@ import unittest
 import networkx as nx
 import numpy as np
 import psutil
-from line_profiler import LineProfiler
+
 import copy
 import json
 import pandas as pd
diff --git a/PyCTBN/tests/optimizers/test_tabu_search.py b/PyCTBN/tests/optimizers/test_tabu_search.py
index 8fdc67a..54f6a2f 100644
--- a/PyCTBN/tests/optimizers/test_tabu_search.py
+++ b/PyCTBN/tests/optimizers/test_tabu_search.py
@@ -9,7 +9,7 @@ import networkx as nx
 import numpy as np
 import pandas as pd
 import psutil
-from line_profiler import LineProfiler
+
 import copy
 import json
 
diff --git a/requirements1.txt b/requirements1.txt
new file mode 100644
index 0000000..88ab24d
Binary files /dev/null and b/requirements1.txt differ