diff --git a/composer.json b/composer.json
index a7d4f45..f84f97b 100644
--- a/composer.json
+++ b/composer.json
@@ -9,10 +9,7 @@
   ],
   "license": "MIT",
   "require": {
-    "php": ">=8.0",
-    "ext-json": "*",
-    "grpc/grpc": "*",
-    "google/protobuf": "^3.3"
+    "php": ">=8.0"
   },
   "autoload": {
     "psr-4": {