diff --git a/CMakeLists.txt b/CMakeLists.txt
index 981ef20..89c5a6e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -9,20 +9,45 @@ set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
 add_library(rivers INTERFACE)
 add_library(rivers::rivers ALIAS rivers)
-target_include_directories(rivers INTERFACE include)
+target_include_directories(rivers
+                           INTERFACE
+                            $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
+                            $<INSTALL_INTERFACE:include>
+                           )
 
 option(RVR_IMPORT_FMT Off)
 if(RVR_IMPORT_FMT)
-    include(FetchContent)
-    FetchContent_Declare(
-        fmt
-        GIT_REPOSITORY https://github.com/fmtlib/fmt.git
-        GIT_TAG 713c7c7c62044329d26c19323ffa0e64d69d2d64
-        )
-    FetchContent_MakeAvailable(fmt)
-
+    find_package(fmt CONFIG REQUIRED)
     target_link_libraries(rivers INTERFACE fmt::fmt)
 endif()
 
-add_subdirectory(bench)
-add_subdirectory(test)
+include(CMakePackageConfigHelpers)
+
+configure_package_config_file(
+  cmake/unofficial-rivers-config.cmake.in
+  "${CMAKE_CURRENT_BINARY_DIR}/cmake/unofficial-rivers-config.cmake"
+  INSTALL_DESTINATION lib/cmake/unofficial-rivers/
+  NO_CHECK_REQUIRED_COMPONENTS_MACRO)
+
+
+# Export.
+export(
+  TARGETS rivers
+  FILE "${CMAKE_CURRENT_BINARY_DIR}/cmake/unofficial-rivers-targets.cmake")
+
+# Install.
+install(TARGETS rivers EXPORT unofficial-rivers)
+
+install(
+  EXPORT unofficial-rivers
+  NAMESPACE unofficial-rivers::
+  FILE unofficial-rivers-targets.cmake
+  DESTINATION lib/cmake/unofficial-rivers)
+
+install(DIRECTORY include/rivers DESTINATION include)
+
+install(
+  FILES
+  "${CMAKE_CURRENT_BINARY_DIR}/cmake/unofficial-rivers-config.cmake"
+  DESTINATION lib/cmake/unofficial-rivers)
+
diff --git a/cmake/unofficial-rivers-config.cmake.in b/cmake/unofficial-rivers-config.cmake.in
new file mode 100644
index 0000000..a347972
--- /dev/null
+++ b/cmake/unofficial-rivers-config.cmake.in
@@ -0,0 +1,9 @@
+
+@PACKAGE_INIT@
+include(CMakeFindDependencyMacro)
+
+include("${CMAKE_CURRENT_LIST_DIR}/unofficial-rivers-targets.cmake")
+if(@RVR_IMPORT_FMT@)
+  find_dependency(fmt CONFIG)
+endif()
+