diff --git a/README.md b/README.md
index f45c1c8..a40c80a 100644
--- a/README.md
+++ b/README.md
@@ -57,6 +57,7 @@ interface Config {
     target: string
     position?: 'before' | 'after'
     removeTarget?: boolean
+    leaveCssFile?: boolean
   }
 }
 ```
@@ -83,6 +84,7 @@ replace?: {
   target: string
   position?: 'before' | 'after' // default is 'before'
   removeTarget?: boolean // default is false
+  leaveCssFile?: boolean // default is false
 }
 ```
 A config for customizing the location of injection, default will add internal style sheet before the `</head>`
@@ -92,6 +94,8 @@ A target for adding the internal style sheet
 Add internal style sheet `before`/`after` the `target`
 #### removeTarget(optional)
 if `true`, it will remove the `target` from the output HTML
+#### leaveCssFile(optional)
+if `true`, it will leave CSS files where they are when inlining
 
 ##### example
 ```html
diff --git a/src/index.ts b/src/index.ts
index 303e94e..1662d0f 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -16,7 +16,8 @@ interface Compilation {
 interface ReplaceConfig {
   position?: 'before' | 'after'
   removeTarget?: boolean
-  target: string
+  target: string,
+  leaveCssFile?: boolean
 }
 
 interface Config {
@@ -71,13 +72,16 @@ export default class Plugin
   private prepare({ assets }: Compilation) {
     const isCSS = is('css');
     const isHTML = is('html');
+    const { replace: replaceConfig = DEFAULT_REPLACE_CONFIG } = this.config;
 
     Object.keys(assets).forEach((fileName) => {
       if (isCSS(fileName)) {
         const isCurrentFileNeedsToBeInlined = this.filter(fileName);
         if (isCurrentFileNeedsToBeInlined) {
           this.css[fileName] = assets[fileName].source();
-          delete assets[fileName];
+          if (!replaceConfig.leaveCssFile) {
+            delete assets[fileName]
+          }
         }
       } else if (isHTML(fileName)) {
         this.html[fileName] = assets[fileName].source();