diff --git a/.changelog/38513.txt b/.changelog/38513.txt
new file mode 100644
index 00000000000..510087652ed
--- /dev/null
+++ b/.changelog/38513.txt
@@ -0,0 +1,3 @@
+```release-note:bug
+resource/aws_codebuild_webhook: Remove errant validation on `scope_configuration.domain` argument
+```
diff --git a/internal/service/codebuild/webhook.go b/internal/service/codebuild/webhook.go
index 24ba72cd34f..e690d7b81b4 100644
--- a/internal/service/codebuild/webhook.go
+++ b/internal/service/codebuild/webhook.go
@@ -94,13 +94,13 @@ func resourceWebhook() *schema.Resource {
 							Required: true,
 						},
 						names.AttrDomain: {
-							Type:             schema.TypeString,
-							Optional:         true,
-							ValidateDiagFunc: enum.Validate[types.WebhookScopeType](),
+							Type:     schema.TypeString,
+							Optional: true,
 						},
 						names.AttrScope: {
-							Type:     schema.TypeString,
-							Required: true,
+							Type:             schema.TypeString,
+							Required:         true,
+							ValidateDiagFunc: enum.Validate[types.WebhookScopeType](),
 						},
 					},
 				},