diff --git a/pyproject.toml b/pyproject.toml
index dd98f50..507f556 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,7 +24,7 @@ classifiers = [
     'Topic :: Scientific/Engineering :: Artificial Intelligence',
 ]
 dependencies = [
-    "numpy >=1.21.0",
+    "numpy>=1.21.0,<2.0",
     "pygame>=2.1.0",
     "pettingzoo>=1.23.1",
 ]
@@ -59,7 +59,7 @@ exclude = ["**/__pycache__"]
 strict = []
 
 typeCheckingMode = "basic"
-pythonVersion = "3.7"
+pythonVersion = "3.8"
 pythonPlatform = "All"
 enableTypeIgnoreComments = true
 
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 0b117d0..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-pygame==2.0.0.dev10
-numpy>=1.18.0