diff --git a/dev/packages/expl3.json b/dev/packages/expl3.json
deleted file mode 100644
index 58b4cca65..000000000
--- a/dev/packages/expl3.json
+++ /dev/null
@@ -1,16 +0,0 @@
-{
-  "deps": [],
-  "macros": [],
-  "envs": [],
-  "keys": {
-    "\\usepackage/expl3#c": [
-      "check-declarations",
-      "log-functions",
-      "backend=${1|dvips,dvipdfmx,dvisvgm,luatex,pdftex,xetex|}",
-      "suppress-backend-headers"
-    ]
-  },
-  "args": [
-    "\\usepackage/expl3#c"
-  ]
-}
\ No newline at end of file
diff --git a/dev/parse-cwl.ts b/dev/parse-cwl.ts
index 2e0a9b14c..43c799ac2 100644
--- a/dev/parse-cwl.ts
+++ b/dev/parse-cwl.ts
@@ -324,8 +324,8 @@ function handleBigMacros(pkg: PackageRaw, line: string): void {
         name: line.slice(1, line.indexOf('%')),
         arg: {
             format: '',
-            snippet
-        }
+            snippet,
+        },
     }
     pkg.macros.push(macro)
     return
@@ -483,7 +483,7 @@ function handleKomaClasses(pkgName: string, content: string): string {
 function parseFiles(files: string[], folder: string) {
     for (const file of files) {
         console.log(file)
-        if (!file.endsWith('.cwl')) {
+        if (!file.endsWith('.cwl') || file === 'expl3.cwl') {
             continue
         }
         const pkgName = file.replace('.cwl', '')