diff --git a/packages/cli/package.json b/packages/cli/package.json
index 348715ddd..9833b02d0 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -30,7 +30,8 @@
       "outfile": "dist/index.cjs",
       "external": [
         "sharp",
-        "pino-pretty"
+        "pino-pretty",
+        "lerc"
       ]
     }
   ],