diff --git a/opamp/opentelemetry-opamp-client/pyproject.toml b/opamp/opentelemetry-opamp-client/pyproject.toml
index 31f10501c5..978878c620 100644
--- a/opamp/opentelemetry-opamp-client/pyproject.toml
+++ b/opamp/opentelemetry-opamp-client/pyproject.toml
@@ -23,6 +23,7 @@ classifiers = [
   "Programming Language :: Python :: 3.11",
   "Programming Language :: Python :: 3.12",
   "Programming Language :: Python :: 3.13",
+  "Programming Language :: Python :: 3.14",
 ]
 dependencies = [
   "opentelemetry-api ~= 1.12",