diff --git a/package.json b/package.json
index 4da0604..be72ffa 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
     "typescript": "~5.5.3"
   },
   "dependencies": {
-    "postcss-selector-parser": "^6.0.16",
+    "postcss-selector-parser": "^6.1.1",
     "postcss-value-parser": "^4.2.0"
   },
   "peerDependencies": {
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 856d79b..6e838e8 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -9,8 +9,8 @@ importers:
   .:
     dependencies:
       postcss-selector-parser:
-        specifier: ^6.0.16
-        version: 6.0.16
+        specifier: ^6.1.1
+        version: 6.1.1
       postcss-value-parser:
         specifier: ^4.2.0
         version: 4.2.0
@@ -521,8 +521,8 @@ packages:
   picocolors@1.0.1:
     resolution: {integrity: sha512-anP1Z8qwhkbmu7MFP5iTt+wQKXgwzf7zTyGlcdzabySa9vd0Xt392U0rVmz9poOaBj0uHJKyyo9/upk0HrEQew==}
 
-  postcss-selector-parser@6.0.16:
-    resolution: {integrity: sha512-A0RVJrX+IUkVZbW3ClroRWurercFhieevHB38sr2+l9eUClMqome3LmEmnhlNy+5Mr2EYN6B2Kaw9wYdd+VHiw==}
+  postcss-selector-parser@6.1.1:
+    resolution: {integrity: sha512-b4dlw/9V8A71rLIDsSwVmak9z2DuBUB7CA1/wSdelNEzqsjoSPeADTWNO09lpH49Diy3/JIZ2bSPB1dI3LJCHg==}
     engines: {node: '>=4'}
 
   postcss-value-parser@4.2.0:
@@ -1162,7 +1162,7 @@ snapshots:
 
   picocolors@1.0.1: {}
 
-  postcss-selector-parser@6.0.16:
+  postcss-selector-parser@6.1.1:
     dependencies:
       cssesc: 3.0.0
       util-deprecate: 1.0.2