diff --git a/src/renderer/src/components/Preview/utils.ts b/src/renderer/src/components/Preview/utils.ts
index 476a3b913a..9a011048c3 100644
--- a/src/renderer/src/components/Preview/utils.ts
+++ b/src/renderer/src/components/Preview/utils.ts
@@ -1,5 +1,4 @@
 import { makeSvgSizeAdaptive } from '@renderer/utils'
-import DOMPurify from 'dompurify'
 
 /**
  * Renders an SVG string inside a host element's Shadow DOM to ensure style encapsulation.
@@ -15,12 +14,14 @@ export function renderSvgInShadowHost(svgContent: string, hostElement: HTMLEleme
     throw new Error('Host element for SVG rendering is not available.')
   }
 
-  // Sanitize the SVG content
-  const sanitizedContent = DOMPurify.sanitize(svgContent, {
-    USE_PROFILES: { svg: true, svgFilters: true },
-    RETURN_DOM_FRAGMENT: false,
-    RETURN_DOM: false
-  })
+  // FIXME: Sanitize the SVG content
+  // const sanitizedContent = DOMPurify.sanitize(svgContent, {
+  //   USE_PROFILES: { svg: true, svgFilters: true },
+  //   RETURN_DOM_FRAGMENT: false,
+  //   RETURN_DOM: false
+  // })
+
+  const sanitizedContent = svgContent
 
   const shadowRoot = hostElement.shadowRoot || hostElement.attachShadow({ mode: 'open' })
 
diff --git a/src/renderer/src/utils/image.ts b/src/renderer/src/utils/image.ts
index 533f3defe1..235050a07b 100644
--- a/src/renderer/src/utils/image.ts
+++ b/src/renderer/src/utils/image.ts
@@ -331,12 +331,14 @@ export const makeSvgSizeAdaptive = (element: Element): Element => {
     }
   }
 
-  // 设置 max-width
+  // 如果没有则设置 max-width
   // 优先使用测量得到的宽度值，否则回退到 width 属性值
-  if (measuredWidth !== undefined) {
-    element.style.setProperty('max-width', `${measuredWidth}px`)
-  } else if (widthStr) {
-    element.style.setProperty('max-width', widthStr)
+  if (!element.style.getPropertyValue('max-width')) {
+    if (measuredWidth !== undefined) {
+      element.style.setProperty('max-width', `${measuredWidth}px`)
+    } else if (widthStr) {
+      element.style.setProperty('max-width', widthStr)
+    }
   }
 
   // 调整 width 和 height