diff --git a/docs/src/dev/extensions.rst b/docs/src/dev/extensions.rst
index a7880e396..3563305bf 100644
--- a/docs/src/dev/extensions.rst
+++ b/docs/src/dev/extensions.rst
@@ -677,9 +677,9 @@ Let's look at the overall directory structure first.
 Binding to Python
 ^^^^^^^^^^^^^^^^^^
 
-We use PyBind11_ to build a Python API for the C++ library. Since bindings 
-for all needed components such as `mlx.core.array`, `mlx.core.stream`, etc. 
-are already provided, adding our :meth:`axpby` becomes very simple!
+We use PyBind11_ to build a Python API for the C++ library. Since bindings for
+components such as :class:`mlx.core.array`, :class:`mlx.core.stream`, etc. are
+already provided, adding our :meth:`axpby` is simple!
 
 .. code-block:: C++
 
@@ -927,18 +927,18 @@ Results:
 
 We see some modest improvements right away! 
 
-This operation is now good to be used to build other operations, 
-in :class:`mlx.nn.Module` calls, and also as a part of graph 
-transformations like :meth:`grad`!
+This operation is now good to be used to build other operations, in
+:class:`mlx.nn.Module` calls, and also as a part of graph transformations like
+:meth:`grad`!
 
 Scripts
 -------
 
 .. admonition:: Download the code
 
-   The full example code is available in `mlx-examples <code>`_.
+   The full example code is available in `mlx <code>`_.
 
-.. code: `TODO_LINK/extensions`_
+.. code: `https://github.com/ml-explore/mlx/tree/main/examples/extensions/`_
 
 .. _Accelerate: https://developer.apple.com/documentation/accelerate/blas?language=objc
 .. _Metal: https://developer.apple.com/documentation/metal?language=objc
diff --git a/examples/extensions/CMakeLists.txt b/examples/extensions/CMakeLists.txt
index 0c9951103..79902cbd8 100644
--- a/examples/extensions/CMakeLists.txt
+++ b/examples/extensions/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.24)
+cmake_minimum_required(VERSION 3.27)
 
 project(mlx_sample_extensions LANGUAGES CXX)
 
@@ -63,4 +63,4 @@ target_link_libraries(mlx_sample_extensions PRIVATE mlx_ext)
 
 if(BUILD_SHARED_LIBS)
   target_link_options(mlx_sample_extensions PRIVATE -Wl,-rpath,@loader_path)
-endif()
\ No newline at end of file
+endif()
diff --git a/mlx/io/CMakeLists.txt b/mlx/io/CMakeLists.txt
index 9b799dfa3..193488ad9 100644
--- a/mlx/io/CMakeLists.txt
+++ b/mlx/io/CMakeLists.txt
@@ -11,14 +11,8 @@ MESSAGE(STATUS "Downloading json")
 FetchContent_Declare(json URL https://github.com/nlohmann/json/releases/download/v3.11.3/json.tar.xz)
 FetchContent_MakeAvailable(json)
 target_include_directories(
-    mlx PUBLIC
+  mlx PRIVATE
     $<BUILD_INTERFACE:${json_SOURCE_DIR}/single_include/nlohmann>
-    $<INSTALL_INTERFACE:include/json>
-)
-install(
-    DIRECTORY ${json_SOURCE_DIR}/
-    DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/json
-    COMPONENT json_source
 )
 
 MESSAGE(STATUS "Downloading gguflib")
@@ -28,14 +22,8 @@ FetchContent_Declare(gguflib
 )
 FetchContent_MakeAvailable(gguflib)
 target_include_directories(
-    mlx PUBLIC
+  mlx PRIVATE
     $<BUILD_INTERFACE:${gguflib_SOURCE_DIR}>
-    $<INSTALL_INTERFACE:include/gguflib>
-)
-install(
-  DIRECTORY ${gguflib_SOURCE_DIR}/
-  DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/gguflib
-  COMPONENT gguflib_source
 )
 
 add_library(