diff --git a/framework/CHANGELOG.md b/framework/CHANGELOG.md
index 7e4f34c0c0..8893ef834c 100644
--- a/framework/CHANGELOG.md
+++ b/framework/CHANGELOG.md
@@ -24,6 +24,7 @@ Yii Framework 2 Change Log
 - Bug #12939: Hard coded table names for MSSQL in RBAC migration (arogachev)
 - Bug #12974: Fixed incorrect order of migrations history in case `yii\console\controllers\MigrateController::$migrationNamespaces` is in use (evgen-d, klimov-paul)
 - Bug #13071: Help option for commands was not working in modules (arogachev, haimanman)
+- Bug #13089: Fixed `yii\console\controllers\AssetController::adjustCssUrl()` breaks URL reference specification (`url(#id)`) (vitalyzhakov)
 - Bug #7727: Fixed truncateHtml leaving extra tags (developeruz)
 - Enh #6809: Added `\yii\caching\Cache::$defaultDuration` property, allowing to set custom default cache duration (sdkiller)
 - Enh #7333: Improved error message for `yii\di\Instance::ensure()` when a component does not exist (cebe)
diff --git a/framework/console/controllers/AssetController.php b/framework/console/controllers/AssetController.php
index d0f8fbfe9c..5ed5bb0ccb 100644
--- a/framework/console/controllers/AssetController.php
+++ b/framework/console/controllers/AssetController.php
@@ -638,7 +638,7 @@ EOD;
             $fullMatch = $matches[0];
             $inputUrl = $matches[1];
 
-            if (strpos($inputUrl, '/') === 0 || preg_match('/^https?:\/\//i', $inputUrl) || preg_match('/^data:/i', $inputUrl)) {
+            if (strpos($inputUrl, '/') === 0 || strpos($inputUrl, '#') === 0 || preg_match('/^https?:\/\//i', $inputUrl) || preg_match('/^data:/i', $inputUrl)) {
                 return $fullMatch;
             }
             if ($inputFileRelativePathParts === $outputFileRelativePathParts) {
diff --git a/tests/framework/console/controllers/AssetControllerTest.php b/tests/framework/console/controllers/AssetControllerTest.php
index 0517f717e9..e252410b81 100644
--- a/tests/framework/console/controllers/AssetControllerTest.php
+++ b/tests/framework/console/controllers/AssetControllerTest.php
@@ -537,6 +537,12 @@ EOL;
                 '/test/base/path/assets/css',
                 '.published-relative-dir-class {background-image: url(../img/same_relative_dir.png);}',
             ],
+            [
+                "img {clip-path: url(#xxx)}",
+                '/test/base/path/css',
+                '/test/base/path/assets/output',
+                "img {clip-path: url(#xxx)}",
+            ],
         ];
     }