diff --git a/cel-thesis.cls b/cel-thesis.cls
index 0d3f54c..fda17f6 100644
--- a/cel-thesis.cls
+++ b/cel-thesis.cls
@@ -94,6 +94,9 @@
 \usepackage[right]{eurosym}
 \usepackage{siunitx}
 
+% make bibliography appear in table of contents %%%%%%%%%%%%%%%%%%%%%%%%%%%%
+\usepackage[nottoc]{tocbibind}
+
 %% Define always missing math symbols. 
 \DeclareMathOperator*{\argmin}{\arg\!\min}
 \DeclareMathOperator*{\argmax}{\arg\!\max}