diff --git a/notebooks/ePix100/Correction_ePix100_NBC.ipynb b/notebooks/ePix100/Correction_ePix100_NBC.ipynb
index cad001b9cf26eb9760d4aa9882822d4a4f7bf056..35f8c78a453c3f33e8d20e76f76103247fedfd70 100644
--- a/notebooks/ePix100/Correction_ePix100_NBC.ipynb
+++ b/notebooks/ePix100/Correction_ePix100_NBC.ipynb
@@ -47,7 +47,7 @@
     "bias_voltage = 200  # bias voltage\n",
     "in_vacuum = False  # detector operated in vacuum\n",
     "integration_time = -1  # Detector integration time, Default value -1 to use the value from the slow data.\n",
-    "fix_temperature = 290  # fixed temperature value in Kelvin, Default value -1 to use the value from files.\n",
+    "fix_temperature = -1  # fixed temperature value in Kelvin, Default value -1 to use the value from files.\n",
     "gain_photon_energy = 9.0  # Photon energy used for gain calibration\n",
     "photon_energy = 0.  # Photon energy to calibrate in number of photons, 0 for calibration in keV\n",
     "\n",
diff --git a/src/cal_tools/epix100/epix100lib.py b/src/cal_tools/epix100/epix100lib.py
index ee501960dcacc3d286e364e9e03566b275d0851e..19a196178ca545988d684de0419c2948beb7d262 100644
--- a/src/cal_tools/epix100/epix100lib.py
+++ b/src/cal_tools/epix100/epix100lib.py
@@ -22,5 +22,8 @@ class epix100Ctrl():
             self.ctrl_src, 'expTime.value'].as_single_value(reduce_by='first')
 
     def get_temprature(self):
-        return self.run_dc[
-            self.instrument_src, 'data.backTemp'].ndarray().mean() / 100
+        temp = self.run_dc[
+            self.instrument_src, 'data.backTemp'].as_single_value(
+                reduce_by='mean', rtol=1) / 100
+
+        return temp[0] if hasattr(temp, '__len__') else temp