diff --git a/pyproject.toml b/pyproject.toml
index aae42e9..bfe25a1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -15,7 +15,7 @@ packages = [
 
 [tool.poetry.dependencies]
 python = ">=3.7.2, <4.0"
-pydantic = "^1.8.2"
+pydantic = "^1.9"
 appdirs = "^1.4.4"
 gql = {extras = ["requests", "websockets"], version = "^3.3.0"}
 ujson = "^5.3.0"