diff --git a/var/spack/repos/builtin/packages/cdo/package.py b/var/spack/repos/builtin/packages/cdo/package.py
index 2c399592073..dc4721214e0 100644
--- a/var/spack/repos/builtin/packages/cdo/package.py
+++ b/var/spack/repos/builtin/packages/cdo/package.py
@@ -20,6 +20,11 @@ class Cdo(AutotoolsPackage):
 
     maintainers("skosukhin", "Try2Code")
 
+    version(
+        "2.4.4",
+        sha256="49f50bd18dacd585e9518cfd4f55548f692426edfb3b27ddcd1c653eab53d063",
+        url="https://code.mpimet.mpg.de/attachments/download/29649/cdo-2.4.4.tar.gz",
+    )
     version(
         "2.4.3",
         sha256="4a608b70ee1907b45e149ad44033bb47d35b7da96096553193bd362ca9d445eb",