diff --git a/ci/requirements.txt b/ci/requirements.txt
index 69cdc40..60b1713 100644
--- a/ci/requirements.txt
+++ b/ci/requirements.txt
@@ -4,5 +4,5 @@ numpy==1.23.4
 pandas==1.5.1
 pyyaml==6.0.2
 netcdf4==1.7.2
-zeep==4.1.0
+zeep==4.3.1
 cmocean==4.0.3
\ No newline at end of file