diff --git a/.gitignore b/.gitignore
index 4a3e68c..d58e7eb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,4 @@
 src/**/*.ini
-pypho
 
 # VSCode
 .vscode
diff --git a/src/single-core-regen/_path_fix.py b/src/single-core-regen/_path_fix.py
index 72e5669..74aadb1 100644
--- a/src/single-core-regen/_path_fix.py
+++ b/src/single-core-regen/_path_fix.py
@@ -3,7 +3,7 @@ from pathlib import Path
 
 # hack to add the parent directory to the path -> pypho doesn't have to be installed as package
 parent_dir = Path(__file__).parent
-while not (parent_dir / "pypho").exists() and parent_dir != Path("/"):
+while not (parent_dir / "pypho" / "pypho").exists() and parent_dir != Path("/"):
     parent_dir = parent_dir.parent
-print(f"Adding '{parent_dir}' to 'sys.path' to enable import of '{parent_dir / 'pypho'}'")
-sys.path.append(str(parent_dir))
+print(f"Adding '{parent_dir / "pypho"}' to 'sys.path' to enable import of '{parent_dir / 'pypho'}'")
+sys.path.append(str(parent_dir / "pypho"))
diff --git a/src/single-core-regen/generate_signal.py b/src/single-core-regen/generate_signal.py
index 0624037..d8c55e4 100644
--- a/src/single-core-regen/generate_signal.py
+++ b/src/single-core-regen/generate_signal.py
@@ -387,7 +387,7 @@ def length_loop(config, lengths, incremental=False):
     in_out_eyes(cfiber, cdata)
 
 
-def single_run_with_plot(config):
+def single_run_with_plot(config, save=True):
     cfiber, cdata, noise, edfa = initialize_fiber_and_data(config)
 
     mean_power_in = np.sum(pypho.functions.getpower_W(cdata.E_in))
@@ -405,7 +405,8 @@ def single_run_with_plot(config):
     E_tmp = [{'E': cdata.E_out, 'noise': noise*(-cfiber.params.l*cfiber.params.alpha)}]
     E_tmp = edfa(E=E_tmp)
     cdata.E_out = E_tmp[0]['E']
-    save_data(cdata, config)
+    if save:
+        save_data(cdata, config)
 
     in_out_eyes(cfiber, cdata)
 
@@ -509,7 +510,7 @@ if __name__ == "__main__":
     ]
     lengths.append(max(length_ranges)*10)
 
-    length_loop(config, lengths)
+    # length_loop(config, lengths)
 
-    # single_run_with_plot(config)
+    single_run_with_plot(config, save=False)