diff --git a/.changeset/brown-swans-invite.md b/.changeset/brown-swans-invite.md
new file mode 100644
index 00000000..7ab2970d
--- /dev/null
+++ b/.changeset/brown-swans-invite.md
@@ -0,0 +1,5 @@
+---
+"eslint-plugin-astro": patch
+---
+
+chore(deps): replace sourcemap-codec with @jridgewell/sourcemap-codec
diff --git a/package.json b/package.json
index 1651e4c8..6dd9d193 100644
--- a/package.json
+++ b/package.json
@@ -52,12 +52,12 @@
   },
   "homepage": "https://ota-meshi.github.io/eslint-plugin-astro/",
   "dependencies": {
+    "@jridgewell/sourcemap-codec": "^1.4.14",
     "@typescript-eslint/types": "^5.25.0",
     "astro-eslint-parser": "^0.9.0",
     "eslint-utils": "^3.0.0",
     "postcss": "^8.4.14",
-    "postcss-selector-parser": "^6.0.10",
-    "sourcemap-codec": "^1.4.8"
+    "postcss-selector-parser": "^6.0.10"
   },
   "peerDependencies": {
     "eslint": ">=7.0.0"
diff --git a/src/utils/transform/index.ts b/src/utils/transform/index.ts
index 8a150ce1..23fdadd3 100644
--- a/src/utils/transform/index.ts
+++ b/src/utils/transform/index.ts
@@ -1,6 +1,5 @@
 import type { AST } from "astro-eslint-parser"
-import type { SourceMapMappings } from "sourcemap-codec"
-import { decode } from "sourcemap-codec"
+import { decode, type SourceMapMappings } from "@jridgewell/sourcemap-codec"
 import type { RuleContext } from "../../types"
 import { findAttribute, getStaticAttributeStringValue } from "../ast-utils"
 import { getContentRange } from "./utils"