diff --git a/unittests/test_directories/examples_article/SimulationData/2020_climate-model-predict/2020-02-01/README.md b/unittests/test_directories/examples_article/SimulationData/2020_climate-model-predict/2020-02-01/README.md
index 0e7726d941d86ca357149f28ef98311b33808f11..0c91d6b5f7601334b84a77328b888d227e779a93 100644
--- a/unittests/test_directories/examples_article/SimulationData/2020_climate-model-predict/2020-02-01/README.md
+++ b/unittests/test_directories/examples_article/SimulationData/2020_climate-model-predict/2020-02-01/README.md
@@ -1,6 +1,6 @@
 ---
 responsible: AuthorE
-description: >
+description: >-
   Code for fitting the predictive model to the
   training data and for predicting the average
   annual temperature for all measurement stations