diff --git a/scripts/check-terraform-isolation.test.mjs b/scripts/check-terraform-isolation.test.mjs
index 0f3b9855..9ddd0023 100644
--- a/scripts/check-terraform-isolation.test.mjs
+++ b/scripts/check-terraform-isolation.test.mjs
@@ -160,12 +160,12 @@ test("isolation workflow re-evaluates on labeled and unlabeled without rerunning
     assert.match(isolationYaml, new RegExp(`^      - ${eventType}$`, "m"), eventType);
   }
 
-  assert.doesNotMatch(ciYaml, /^      - labeled$/m);
-  assert.doesNotMatch(ciYaml, /^      - unlabeled$/m);
-  assert.doesNotMatch(ciYaml, /^  terraform-isolation:\n/m);
+  assert.doesNotMatch(ciYaml, /^ {6}- labeled$/m);
+  assert.doesNotMatch(ciYaml, /^ {6}- unlabeled$/m);
+  assert.doesNotMatch(ciYaml, /^ {2}terraform-isolation:\n/m);
   assert.doesNotMatch(ciYaml, /github\.event\.action != 'labeled'/);
 
-  assert.match(isolationYaml, /^  terraform-isolation:\n/m);
+  assert.match(isolationYaml, /^ {2}terraform-isolation:\n/m);
   assert.match(isolationYaml, /name: Terraform and application changes are isolated/);
   assert.doesNotMatch(isolationYaml, /github\.event\.action != 'labeled'/);
 });