diff --git a/pyproject.toml b/pyproject.toml
index 24606f3..8f95d18 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,14 +23,14 @@ classifiers = [
 ]
 dynamic = ["version"]
 dependencies = [
-    "cffi>=1.0.0,<2",
+    "cffi>=1.17",
 ]
 
 [project.urls]
 Homepage = "https://github.com/wolfssl/wolfcrypt-py"
 
 [build-system]
-requires = ["setuptools"]
+requires = ["setuptools", "cffi>=1.17"]
 build-backend = "setuptools.build_meta:__legacy__"
 
 [dependency-groups]
diff --git a/requirements/docs.txt b/requirements/docs.txt
index 3dfc429..7554dd3 100644
--- a/requirements/docs.txt
+++ b/requirements/docs.txt
@@ -1,3 +1,3 @@
 -r prod.txt
-Sphinx>=7,<9
-sphinx_rtd_theme>=2,<4
+sphinx>=7
+sphinx-rtd-theme>=2
diff --git a/requirements/prod.txt b/requirements/prod.txt
index 29aec0e..babffd6 100644
--- a/requirements/prod.txt
+++ b/requirements/prod.txt
@@ -1 +1 @@
-cffi>=1.17,<2
+cffi>=1.17
diff --git a/requirements/test.txt b/requirements/test.txt
index 015dd99..75bc4c1 100644
--- a/requirements/test.txt
+++ b/requirements/test.txt
@@ -1,4 +1,4 @@
 -r prod.txt
-tox>=4,<5
-pytest>=8,<9
-types-cffi>=1.16,<2
+tox>=4
+pytest>=8
+types-cffi>=1.17
diff --git a/setup.py b/setup.py
index 9682610..619bac5 100755
--- a/setup.py
+++ b/setup.py
@@ -59,8 +59,8 @@
 
     packages=find_packages(),
 
-    setup_requires=["cffi>=1.0.0,<2"],
-    install_requires=["cffi>=1.0.0,<2"],
+    setup_requires=["cffi>=1.17"],
+    install_requires=["cffi>=1.17"],
     cffi_modules=["./scripts/build_ffi.py:ffibuilder"],
 
     package_data={"wolfcrypt": ["*.dll", "**/*.pyi"]}