diff --git a/.changelog/22960.txt b/.changelog/22960.txt
new file mode 100644
index 000000000000..254a52727cff
--- /dev/null
+++ b/.changelog/22960.txt
@@ -0,0 +1,3 @@
+```release-note:bug
+resource/aws_sagemaker_endpoint_configuration: Emptiness check for arguments, Allow not passing `async_inference_config.kms_key_id`.
+```