diff --git a/.changeset/strange-trains-collect.md b/.changeset/strange-trains-collect.md
new file mode 100644
index 0000000000..3da9aff515
--- /dev/null
+++ b/.changeset/strange-trains-collect.md
@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-scaffolder': patch
+---
+
+The max content size for dry-run files has been reduced from 256k to 64k.
diff --git a/plugins/scaffolder/src/components/TemplateEditorPage/DryRunContext.tsx b/plugins/scaffolder/src/components/TemplateEditorPage/DryRunContext.tsx
index 0a5bfeefd5..b592e3cecd 100644
--- a/plugins/scaffolder/src/components/TemplateEditorPage/DryRunContext.tsx
+++ b/plugins/scaffolder/src/components/TemplateEditorPage/DryRunContext.tsx
@@ -29,8 +29,8 @@ import React, {
 import { scaffolderApiRef } from '../../api';
 import { ScaffolderDryRunResponse } from '../../types';
 
-const MAX_CONTENT_SIZE = 256 * 1024;
-const CHUNK_SIZE = 0x8000;
+const MAX_CONTENT_SIZE = 64 * 1024;
+const CHUNK_SIZE = 32 * 1024;
 
 interface DryRunOptions {
   templateContent: string;