diff --git a/example.py b/example.py
index 3d51763..da2aaab 100644
--- a/example.py
+++ b/example.py
@@ -1,4 +1,6 @@
-from fabelous_math import is_even, is_odd, rooting
+from fabelous_math import is_even, is_odd, rooting, approximate_pi
+
+print(approximate_pi(10000000))
 
 print(rooting(0.5))
 print(is_even(5))
diff --git a/pyproject.toml b/pyproject.toml
index d8448a0..8ba9880 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "fabelous_math"
-version = "0.2.1"
+version = "0.3.14"
 description = "Math functions written in C++ for faster code"
 authors = [
     {name = "Falko Habel", email = "falko.habel@fabelous.app"}
diff --git a/setup.py b/setup.py
index 3661352..bcd9e9f 100644
--- a/setup.py
+++ b/setup.py
@@ -21,6 +21,16 @@ simple_functions_module = Extension(
     extra_link_args=extra_link_args,
 )
 
+pi_module = Extension(
+    'fabelous_math.pi',
+    sources=[
+        'src/fabelous_math/cpp/functions/pi.cpp',
+        'src/fabelous_math/cpp/functions/bindings/pi_bindings.cpp'
+    ],
+    include_dirs=['src/fabelous_math/include'],
+    extra_compile_args=extra_compile_args,
+    extra_link_args=extra_link_args,
+)
 
 sqrt_module = Extension(
     'fabelous_math.rooting',
@@ -36,7 +46,7 @@ sqrt_module = Extension(
 setup(
     name='fabelous_math',
     description='Math functions written in C++ for faster code',
-    ext_modules=[simple_functions_module, sqrt_module],
+    ext_modules=[simple_functions_module, sqrt_module, pi_module],
     author="Falko Habel",
     author_email="falko.habel@fabelous.app"
 )
\ No newline at end of file
diff --git a/src/fabelous_math/__init__.py b/src/fabelous_math/__init__.py
index 1660b52..4d829a3 100644
--- a/src/fabelous_math/__init__.py
+++ b/src/fabelous_math/__init__.py
@@ -1,4 +1,5 @@
 from fabelous_math.simple_functions import is_even, is_odd
+from fabelous_math.pi import approximate_pi
 from fabelous_math.rooting import rooting
 
-__all__ = ["is_even", "is_odd", "rooting"]
\ No newline at end of file
+__all__ = ["is_even", "is_odd", "approximate_pi", "rooting"]
\ No newline at end of file