diff --git a/.github/workflows/pyinstaller.yml b/.github/workflows/pyinstaller.yml
index 58dde83..c1f5aab 100644
--- a/.github/workflows/pyinstaller.yml
+++ b/.github/workflows/pyinstaller.yml
@@ -52,7 +52,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v2
         with:
-          python-version: 3.11.3
+          python-version: '3.11'
       
       - name: Install Poetry
         uses: snok/install-poetry@v1
diff --git a/tests/fixtures/graph_52.py b/tests/fixtures/graph_52.py
index 58077c2..41b92b6 100644
--- a/tests/fixtures/graph_52.py
+++ b/tests/fixtures/graph_52.py
@@ -15,7 +15,7 @@
 def graph52():
     # set up code goes here
     try:
-        path_graph = os.path.join(ROOT, "tests" , "fixtures","g52.graphml")
+        path_graph = os.path.join(ROOT.parent, "tests" , "fixtures","g52.graphml")
         G = nx.read_graphml(path_graph)
         # G = nx.read_graphml('tests\\fixtures\\g52.graphml')
     except FileNotFoundError:
@@ -31,7 +31,7 @@ def graph52():
 def graph52_instance():
     # set up code goes here
     try:
-        path_graph = os.path.join(ROOT, "tests" , "fixtures","g52.graphml")
+        path_graph = os.path.join(ROOT.parent, "tests" , "fixtures","g52.graphml")
         G = nx.read_graphml(path_graph)
         # G = nx.read_graphml('tests\\fixtures\\g52.graphml')
     except FileNotFoundError: