diff --git a/composer.json b/composer.json
index 7e8c79801..273baebe3 100644
--- a/composer.json
+++ b/composer.json
@@ -103,7 +103,7 @@
         "phpunit/phpunit": "^9.5.10",
         "psr/http-message": "^1.0",
         "roave/security-advisories": "dev-master",
-        "scssphp/scssphp": "~1.11.0",
+        "scssphp/scssphp": "~1.12.1",
         "siad007/versioncontrol_hg": "^1.0",
         "smarty/smarty": "^3.1",
         "squizlabs/php_codesniffer": "^3.5",
diff --git a/composer.lock b/composer.lock
index 7dcc3f083..15fa6d1e3 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "d236215a01286eb1d82008f4e5fba668",
+    "content-hash": "264cf83d06ed36038fc95a33590d6d25",
     "packages": [
         {
             "name": "psr/container",
@@ -5339,16 +5339,16 @@
         },
         {
             "name": "scssphp/scssphp",
-            "version": "v1.11.1",
+            "version": "v1.12.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/scssphp/scssphp.git",
-                "reference": "ace2503684bab0dcc817d7614c8a54b865122414"
+                "reference": "394ed1e960138710a60d035c1a85d43d0bf0faeb"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/scssphp/scssphp/zipball/ace2503684bab0dcc817d7614c8a54b865122414",
-                "reference": "ace2503684bab0dcc817d7614c8a54b865122414",
+                "url": "https://api.github.com/repos/scssphp/scssphp/zipball/394ed1e960138710a60d035c1a85d43d0bf0faeb",
+                "reference": "394ed1e960138710a60d035c1a85d43d0bf0faeb",
                 "shasum": ""
             },
             "require": {
@@ -5413,9 +5413,9 @@
             ],
             "support": {
                 "issues": "https://github.com/scssphp/scssphp/issues",
-                "source": "https://github.com/scssphp/scssphp/tree/v1.11.1"
+                "source": "https://github.com/scssphp/scssphp/tree/v1.12.1"
             },
-            "time": "2023-09-24T13:38:17+00:00"
+            "time": "2024-01-13T12:36:40+00:00"
         },
         {
             "name": "sebastian/cli-parser",