diff --git a/README.md b/README.md
index 84e14d127c1ce0f0690680f1b3c8ea0174ba10e6..9e97f33829e47f3943b0088a1f727acdae8531f0 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# Hörner, J., Voigt, A., Braun, C. (2021). Snowball Earth initiation and the thermodynamics of sea ice. Journal of Advances in Modeling Earth Systems (submitted)
+# Hörner, J., Voigt, A., Braun, C. (2021). Snowball Earth initiation and the thermodynamics of sea ice. Journal of Advances in Modeling Earth Systems (submitted).
 
 Code repository for ICON runscripts and python post processing scripts used in the analysis for "Snowball Earth initiation and the thermodynamics of sea ice".