diff --git a/src/index.js b/src/index.js
index cc1a4a90..6f76879e 100644
--- a/src/index.js
+++ b/src/index.js
@@ -888,7 +888,9 @@ class MiniCssExtractPlugin {
                       ])
                   : Template.asString([
                       "if (oldTag) {",
-                      Template.indent(["oldTag.after(linkTag);"]),
+                      Template.indent([
+                        "oldTag.parentNode.insertBefore(linkTag, oldTag.nextSibling);",
+                      ]),
                       "} else {",
                       Template.indent(["document.head.appendChild(linkTag);"]),
                       "}",
diff --git a/test/cases/chunkFilename-fullhash/expected/webpack-5-importModule/0.32c982869d9446e21cfa.css b/test/cases/chunkFilename-fullhash/expected/webpack-5-importModule/0.945622d4f51f3fe3a0d0.css
similarity index 100%
rename from test/cases/chunkFilename-fullhash/expected/webpack-5-importModule/0.32c982869d9446e21cfa.css
rename to test/cases/chunkFilename-fullhash/expected/webpack-5-importModule/0.945622d4f51f3fe3a0d0.css
diff --git a/test/cases/chunkFilename-fullhash/expected/webpack-5-importModule/32c982869d9446e21cfa.css b/test/cases/chunkFilename-fullhash/expected/webpack-5-importModule/945622d4f51f3fe3a0d0.css
similarity index 100%
rename from test/cases/chunkFilename-fullhash/expected/webpack-5-importModule/32c982869d9446e21cfa.css
rename to test/cases/chunkFilename-fullhash/expected/webpack-5-importModule/945622d4f51f3fe3a0d0.css
diff --git a/test/cases/chunkFilename-fullhash/expected/webpack-5-importModule/main.js b/test/cases/chunkFilename-fullhash/expected/webpack-5-importModule/main.js
index 6acd31cc..8c4d255c 100644
--- a/test/cases/chunkFilename-fullhash/expected/webpack-5-importModule/main.js
+++ b/test/cases/chunkFilename-fullhash/expected/webpack-5-importModule/main.js
@@ -73,7 +73,7 @@ __webpack_require__.r(__webpack_exports__);
 /******/ 	
 /******/ 	/* webpack/runtime/getFullHash */
 /******/ 	(() => {
-/******/ 		__webpack_require__.h = () => ("32c982869d9446e21cfa")
+/******/ 		__webpack_require__.h = () => ("945622d4f51f3fe3a0d0")
 /******/ 	})();
 /******/ 	
 /******/ 	/* webpack/runtime/global */
@@ -196,7 +196,7 @@ __webpack_require__.r(__webpack_exports__);
 /******/ 			linkTag.href = fullhref;
 /******/ 		
 /******/ 			if (oldTag) {
-/******/ 				oldTag.after(linkTag);
+/******/ 				oldTag.parentNode.insertBefore(linkTag, oldTag.nextSibling);
 /******/ 			} else {
 /******/ 				document.head.appendChild(linkTag);
 /******/ 			}
diff --git a/test/cases/chunkFilename-fullhash/expected/webpack-5/0.70641d5edcf4cb37424c.css b/test/cases/chunkFilename-fullhash/expected/webpack-5/0.de494c1e7411c41d8362.css
similarity index 100%
rename from test/cases/chunkFilename-fullhash/expected/webpack-5/0.70641d5edcf4cb37424c.css
rename to test/cases/chunkFilename-fullhash/expected/webpack-5/0.de494c1e7411c41d8362.css
diff --git a/test/cases/chunkFilename-fullhash/expected/webpack-5/70641d5edcf4cb37424c.css b/test/cases/chunkFilename-fullhash/expected/webpack-5/de494c1e7411c41d8362.css
similarity index 100%
rename from test/cases/chunkFilename-fullhash/expected/webpack-5/70641d5edcf4cb37424c.css
rename to test/cases/chunkFilename-fullhash/expected/webpack-5/de494c1e7411c41d8362.css
diff --git a/test/cases/chunkFilename-fullhash/expected/webpack-5/main.js b/test/cases/chunkFilename-fullhash/expected/webpack-5/main.js
index 58994c6c..9cbf1619 100644
--- a/test/cases/chunkFilename-fullhash/expected/webpack-5/main.js
+++ b/test/cases/chunkFilename-fullhash/expected/webpack-5/main.js
@@ -73,7 +73,7 @@ __webpack_require__.r(__webpack_exports__);
 /******/ 	
 /******/ 	/* webpack/runtime/getFullHash */
 /******/ 	(() => {
-/******/ 		__webpack_require__.h = () => ("70641d5edcf4cb37424c")
+/******/ 		__webpack_require__.h = () => ("de494c1e7411c41d8362")
 /******/ 	})();
 /******/ 	
 /******/ 	/* webpack/runtime/global */
@@ -196,7 +196,7 @@ __webpack_require__.r(__webpack_exports__);
 /******/ 			linkTag.href = fullhref;
 /******/ 		
 /******/ 			if (oldTag) {
-/******/ 				oldTag.after(linkTag);
+/******/ 				oldTag.parentNode.insertBefore(linkTag, oldTag.nextSibling);
 /******/ 			} else {
 /******/ 				document.head.appendChild(linkTag);
 /******/ 			}
diff --git a/test/cases/hmr/expected/main.js b/test/cases/hmr/expected/main.js
index ee4a6f9f..eebf4011 100644
--- a/test/cases/hmr/expected/main.js
+++ b/test/cases/hmr/expected/main.js
@@ -959,7 +959,7 @@ __webpack_require__.r(__webpack_exports__);
 /******/ 			linkTag.href = fullhref;
 /******/ 		
 /******/ 			if (oldTag) {
-/******/ 				oldTag.after(linkTag);
+/******/ 				oldTag.parentNode.insertBefore(linkTag, oldTag.nextSibling);
 /******/ 			} else {
 /******/ 				document.head.appendChild(linkTag);
 /******/ 			}
diff --git a/test/cases/insert-undefined/expected/main.js b/test/cases/insert-undefined/expected/main.js
index 06940274..907e94ad 100644
--- a/test/cases/insert-undefined/expected/main.js
+++ b/test/cases/insert-undefined/expected/main.js
@@ -180,7 +180,7 @@
 /******/ 			linkTag.href = fullhref;
 /******/ 		
 /******/ 			if (oldTag) {
-/******/ 				oldTag.after(linkTag);
+/******/ 				oldTag.parentNode.insertBefore(linkTag, oldTag.nextSibling);
 /******/ 			} else {
 /******/ 				document.head.appendChild(linkTag);
 /******/ 			}