diff --git a/packages/resolve-fallback/package.json b/packages/resolve-fallback/package.json
index 55dd653a..ef1aaeaf 100644
--- a/packages/resolve-fallback/package.json
+++ b/packages/resolve-fallback/package.json
@@ -21,6 +21,7 @@
     "watch": "tsbb watch --no-esm"
   },
   "dependencies": {
+    "buffer": "^6.0.3",
     "assert": "^2.0.0",
     "crypto-browserify": "^3.12.0",
     "https-browserify": "^1.0.0",
@@ -31,4 +32,4 @@
     "stream-browserify": "^3.0.0",
     "stream-http": "^3.2.0"
   }
-}
+}
\ No newline at end of file