diff --git a/CMakeLists.txt b/CMakeLists.txt
index 87aaed4..3ebd35c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -11,6 +11,11 @@ project(
 find_package(Python COMPONENTS Interpreter Development REQUIRED)
 
 Python_add_library(_nvjitlinklib MODULE pynvjitlink/_nvjitlinklib.cpp WITH_SOABI)
+target_compile_definitions(
+    _nvjitlinklib
+    # Target Python 3.11, the earliest version to support the buffer protocol.
+    PRIVATE Py_LIMITED_API=0x030B0000
+)
 
 find_package(
   # Require CUDA 12.2 Update 2 to avoid nvjitlink bugs
diff --git a/pynvjitlink/_nvjitlinklib.cpp b/pynvjitlink/_nvjitlinklib.cpp
index 0bc9eb5..2ce0284 100644
--- a/pynvjitlink/_nvjitlinklib.cpp
+++ b/pynvjitlink/_nvjitlinklib.cpp
@@ -17,6 +17,7 @@
 #define PY_SSIZE_T_CLEAN
 #include "nvJitLink.h"
 #include <Python.h>
+#include <cstdio>
 #include <new>
 
 static const char *nvJitLinkGetErrorEnum(nvJitLinkResult error) {
diff --git a/pyproject.toml b/pyproject.toml
index cb80661..0f9890c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,6 +11,7 @@ minimum-version = "build-system.requires"
 ninja.make-fallback = true
 build-dir = "build/{wheel_tag}"
 wheel.packages = ["pynvjitlink"]
+wheel.py-api = "cp311"
 
 [build-system]
 requires = [