diff --git a/docs/algorithm_descriptions.rst b/docs/algorithm_descriptions.rst
index 62d544a25ebe1d87735fbc0a623fe8df7e35ecc7..e1dba3878d0b285cb0cb4b51f3ce8bee01e4867b 100644
--- a/docs/algorithm_descriptions.rst
+++ b/docs/algorithm_descriptions.rst
@@ -88,7 +88,7 @@ EnMAP image data at the indicated dead pixel positions. It supports two interpol
 Atmospheric correction
 **********************
 
-.. image:: https://git.gfz-potsdam.de/EnMAP/sicor/raw/master/docs/images/sicor_logo_lr.png
+.. image:: https://git.gfz-potsdam.de/EnMAP/sicor/raw/main/docs/images/sicor_logo_lr.png
    :target: https://git.gfz-potsdam.de/EnMAP/sicor
    :width: 150px
    :alt: SICOR Logo