diff --git a/notebooks/HASP/DataDiagnostic/DataDiagnostics.ipynb b/notebooks/HASP/DataDiagnostic/DataDiagnostics.ipynb
index 856f48694..d57e3bd17 100644
--- a/notebooks/HASP/DataDiagnostic/DataDiagnostics.ipynb
+++ b/notebooks/HASP/DataDiagnostic/DataDiagnostics.ipynb
@@ -338,7 +338,7 @@
     "consolidate_files(datadir_ex1)\n",
     "\n",
     "with open('output.txt', 'w') as file:\n",
-    "    file.write(output.stdout)"
+    "    file.write(f'{str(output.stdout)}')"
    ]
   },
   {
@@ -1646,7 +1646,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.10.11"
+   "version": "3.12.7"
   }
  },
  "nbformat": 4,