diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index f3d6002..e5b576c 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -8,7 +8,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: ["3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.10", "3.11", "3.12"]
     steps:
     - uses: actions/checkout@v3
     - name: Set up Python ${{ matrix.python-version }}
diff --git a/pyproject.toml b/pyproject.toml
index a8c8547..0dd3e96 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,7 +5,7 @@ build-backend = "poetry.core.masonry.api"
 
 [tool.poetry]
 name = "numpy-financial"
-version = "1.1.0.dev0"
+version = "2.0.0"
 description = "Simple financial functions"
 license = "BSD-3-Clause"
 authors = ["Travis E. Oliphant et al."]
@@ -21,7 +21,6 @@ classifiers = [
     "License :: OSI Approved :: BSD License",
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
@@ -38,11 +37,11 @@ classifiers = [
 packages = [{include = "numpy_financial"}]
 
 [tool.poetry.dependencies]
-python = "^3.9"
+python = "^3.10"
 numpy = "^1.23"
 
 [tool.poetry.group.test.dependencies]
-pytest = "^7.4"
+pytest = "^8.0"
 
 
 [tool.poetry.group.docs.dependencies]
@@ -53,9 +52,9 @@ pydata-sphinx-theme = "^0.14.3"
 
 
 [tool.poetry.group.lint.dependencies]
-ruff = "^0.1.6"
+ruff = "^0.3"
 
 
 [tool.poetry.group.bench.dependencies]
-asv = "^0.6.1"
+asv = "^0.6"