diff --git a/src/ansys/dpf/core/_version.py b/src/ansys/dpf/core/_version.py
index 91c0d687ee..7ee601a5c3 100644
--- a/src/ansys/dpf/core/_version.py
+++ b/src/ansys/dpf/core/_version.py
@@ -19,6 +19,7 @@ class ServerToAnsysVersion:
         "8.1": "2024R2",
         "8.2": "2024R2",
         "9.0": "2025R1",
+        "9.1": "2025R1",
     }
 
     def __getitem__(self, item):