diff --git a/notebooks/ePix10K/Characterize_Darks_ePix10K_NBC.ipynb b/notebooks/ePix10K/Characterize_Darks_ePix10K_NBC.ipynb
index 29a5d8d7a04bc1a1fa2c5eeb9a0657349c306fac..6bbe9c7649b028b024a614de860a4bb7f02586c6 100644
--- a/notebooks/ePix10K/Characterize_Darks_ePix10K_NBC.ipynb
+++ b/notebooks/ePix10K/Characterize_Darks_ePix10K_NBC.ipynb
@@ -153,7 +153,7 @@
     "                                                               temperature_k))\n",
     "    print(\"Operated in vacuum: {} \".format(in_vacuum))\n",
     "    \n",
-    "os.makedirs(out_path, exist_ok=True)"
+    "os.makedirs(out_folder, exist_ok=True)"
    ]
   },
   {