diff --git a/setup.cfg b/setup.cfg
index 6e68890..80d4247 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -47,7 +47,7 @@ package_dir =
 # new major versions. This works if the required packages follow Semantic Versioning.
 # For more information, check out https://semver.org/.
 install_requires =
-    elasticsearch>8.5,<9.0
+    elasticsearch>9,<9.1
     requests>=2.28,<3.0
     importlib-metadata; python_version<"3.8"
 
@@ -66,7 +66,7 @@ exclude =
 
 # Add here test requirements (semicolon/line-separated)
 testing =
-    elasticsearch>8.5,<9.0
+    elasticsearch>9,<9.1
     requests>=2.28,<3.0
     setuptools
     pytest