diff --git a/docs/tutorials/process_cas04_multiple_station.ipynb b/docs/tutorials/process_cas04_multiple_station.ipynb
index 0f5fc9be..bf5a6b18 100644
--- a/docs/tutorials/process_cas04_multiple_station.ipynb
+++ b/docs/tutorials/process_cas04_multiple_station.ipynb
@@ -2772,7 +2772,7 @@
    "outputs": [],
    "source": [
     "for dec_level in config.decimations:\n",
-    "    dec_level.window.type = \"hamming\""
+    "    dec_level.stft.window.type = \"hamming\""
    ]
   },
   {