diff --git a/.changelog/18667.txt b/.changelog/18667.txt
new file mode 100644
index 000000000000..120c908fb7b7
--- /dev/null
+++ b/.changelog/18667.txt
@@ -0,0 +1,3 @@
+```release-note:bug
+ resource/aws_xray_sampling_rule: Change the maximum length of `rule_name` from 128 to 32
+```
diff --git a/aws/resource_aws_xray_sampling_rule.go b/aws/resource_aws_xray_sampling_rule.go
index 772b777d8eec..24f200bd4cae 100644
--- a/aws/resource_aws_xray_sampling_rule.go
+++ b/aws/resource_aws_xray_sampling_rule.go
@@ -27,7 +27,7 @@ func resourceAwsXraySamplingRule() *schema.Resource {
 				Type:         schema.TypeString,
 				Optional:     true,
 				ForceNew:     true,
-				ValidateFunc: validation.StringLenBetween(1, 128),
+				ValidateFunc: validation.StringLenBetween(1, 32),
 			},
 			"resource_arn": {
 				Type:     schema.TypeString,