diff --git a/docker/requirements/development.txt b/docker/requirements/development.txt
index 2af99e5d5b..1ab1da80a2 100644
--- a/docker/requirements/development.txt
+++ b/docker/requirements/development.txt
@@ -8,7 +8,7 @@ backports.ssl-match-hostname==3.7.0.1
 billiard==4.2.0
 binaryornot==0.4.4
 docutils==0.21.2
-Cython==3.0.10
+Cython==3.0.11
 ephem==4.1.5
 ##GDAL==3.0.3
 Genshi==0.7.7