diff --git a/notebooks/FastCCD/Characterize_Darks_NewDAQ_FastCCD_NBC_New_Common_Mode.ipynb b/notebooks/FastCCD/Characterize_Darks_NewDAQ_FastCCD_NBC_New_Common_Mode.ipynb
index 48f0c95cc32faab16ee58452b4549029f6875ab6..97e862ab69d984e62db60a28b0808f0e2f1b1023 100644
--- a/notebooks/FastCCD/Characterize_Darks_NewDAQ_FastCCD_NBC_New_Common_Mode.ipynb
+++ b/notebooks/FastCCD/Characterize_Darks_NewDAQ_FastCCD_NBC_New_Common_Mode.ipynb
@@ -369,7 +369,7 @@
     "# This is the new method subtracting the median of all pixels that are read out at the same time along a row:\n",
     "cmCorrection = xcal.CommonModeCorrection([data.shape[0], data.shape[1]], [data.shape[0]//2, data.shape[1]], \n",
     "                                         commonModeAxis, parallel=False, dType=np.float32, stride=10,\n",
-    "                                         noiseMap=noiseMap.astype(np.float32))\n",
+    "                                         noiseMap=noiseMap.astype(np.float32), minFrac=0)\n",
     "\n",
     "cmCorrection.debug()"
    ]