diff --git a/flier/eppy-handout.tex b/flier/eppy-handout.tex
index 746db88..cad45cc 100644
--- a/flier/eppy-handout.tex
+++ b/flier/eppy-handout.tex
@@ -246,8 +246,8 @@
 % Selected set of citations, Here is an example:
 \ndcite{A. Gramfort, \emph{et.~al.}
 %  M. Luessi, E. Larson, D. Engemann, D. Strohmeier, C. Brodbeck, L. Parkkonen, M. Hämäläinen,
-MNE software for processing MEG and EEG data, NeuroImage, Volume 86, 1 February 2014, Pages 446-460, ISSN 1053-8119, http://dx.doi.org/10.1016/j.neuroimage.2013.10.027}
-% \ndcite{A. Gramfort, M. Luessi, E. Larson, D. Engemann, D. Strohmeier, C. Brodbeck, R. Goj, M. Jas, T. Brooks, L. Parkkonen, M. Hämäläinen, MEG and EEG data analysis with MNE-Python, Frontiers in Neuroscience, Volume 7, 2013, ISSN 1662-453X, http://dx.doi.org/10.3389/fnins.2013.00267}
+MNE software for processing MEG and EEG data, NeuroImage, Volume 86, 1 February 2014, Pages 446-460, ISSN 1053-8119, https://doi.org/10.1016/j.neuroimage.2013.10.027}
+% \ndcite{A. Gramfort, M. Luessi, E. Larson, D. Engemann, D. Strohmeier, C. Brodbeck, R. Goj, M. Jas, T. Brooks, L. Parkkonen, M. Hämäläinen, MEG and EEG data analysis with MNE-Python, Frontiers in Neuroscience, Volume 7, 2013, ISSN 1662-453X, https://doi.org/10.3389/fnins.2013.00267}
 
 
 %________________________Stimfit____________________________________________