diff --git a/services/requirements.txt b/services/requirements.txt
index 64cb751e..4fbc4d4d 100644
--- a/services/requirements.txt
+++ b/services/requirements.txt
@@ -7,7 +7,7 @@ wop
 smt~=2.6.2
 salib~=1.4.7
 thrift~=0.20.0
-openturns~=1.21.0
+openturns~=1.23.0
 egobox~=0.21.0
 ruff~=0.6.0