diff --git a/src/gui_qt/nmr/t1_from_tau.py b/src/gui_qt/nmr/t1_from_tau.py
index 97b23a4..261e0aa 100644
--- a/src/gui_qt/nmr/t1_from_tau.py
+++ b/src/gui_qt/nmr/t1_from_tau.py
@@ -19,7 +19,7 @@ class QRelaxCalc(QtWidgets.QDialog, Ui_Dialog):
 
         self.graphs = {}
 
-        self.specdens = [ColeCole, ColeDavidson, HavriliakNegami, KWW]
+        self.specdens = [ColeCole, ColeDavidson, HavriliakNegami, KWW, LogGaussian]
         self.coupling = [Quadrupolar, HomoDipolar, Czjzek]
         self.tau_parameter = []