diff --git a/examples/url/main.tsx b/examples/url/main.tsx
index 510304b..d332ddb 100644
--- a/examples/url/main.tsx
+++ b/examples/url/main.tsx
@@ -1,4 +1,4 @@
-import React from 'https://esm.sh/react@18.2.0';
+import React from "https://esm.sh/react@18.2.0";
 import { createRoot } from 'https://esm.sh/react-dom@18.2.0/client';
 import { App } from './local.tsx';
 import './style.css';
diff --git a/src/url-resolve.ts b/src/url-resolve.ts
index 09a97fd..354104a 100644
--- a/src/url-resolve.ts
+++ b/src/url-resolve.ts
@@ -46,7 +46,7 @@ export default function httpsResolve(config: PluginConfig) {
     enforce: 'pre' as const,
 
     transform(code: string) {
-      if (code.indexOf('from \'http') === -1) {
+      if (code.indexOf('from \'http') === -1 && code.indexOf('from \"http') === -1) {
         return;
       }
 
@@ -55,7 +55,9 @@ export default function httpsResolve(config: PluginConfig) {
       const replaced = code.replaceAll(
         HTTP_IMPORT_REGEX,
         (str) => {
-          return str.replace('from \'', 'from \'' + URL_NAMESPACE);
+          return str
+            .replace('from \'', 'from \'' + URL_NAMESPACE)
+            .replace('from \"', 'from \"' + URL_NAMESPACE);
         },
       );