diff --git a/CMakeLists.txt b/CMakeLists.txt
index cdd38335..e9bfcf01 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -456,10 +456,21 @@ file(RELATIVE_PATH top_builddir "${CMAKE_CURRENT_BINARY_DIR}/dir" "${CMAKE_CURRE
 set(abs_top_srcdir  "${CMAKE_CURRENT_SOURCE_DIR}")
 set(abs_top_builddir "${CMAKE_CURRENT_BINARY_DIR}")
 # libnghttp2.pc (pkg-config file)
+if(RELOCATABLE_PKGCONFIG)
+file(RELATIVE_PATH PKGCONF_TO_PREFIX "${CMAKE_INSTALL_FULL_LIBDIR}/pkgconfig" "${CMAKE_INSTALL_PREFIX}")
+file(RELATIVE_PATH EXEC_PREFIX_TO_LIBDIR "${CMAKE_INSTALL_PREFIX}" "${CMAKE_INSTALL_FULL_LIBDIR}")
+file(RELATIVE_PATH PREFIX_TO_INCLUDEDIR "${CMAKE_INSTALL_PREFIX}" "${CMAKE_INSTALL_FULL_INCLUDEDIR}")
+
+set(prefix          "\${pcfiledir}/${PKGCONF_TO_PREFIX}")
+set(exec_prefix     "\${prefix}")
+set(libdir          "\${exec_prefix}/${EXEC_PREFIX_TO_LIBDIR}")
+set(includedir      "\${prefix}/${PREFIX_TO_INCLUDEDIR}")
+else()
 set(prefix          "${CMAKE_INSTALL_PREFIX}")
 set(exec_prefix     "${CMAKE_INSTALL_PREFIX}")
 set(libdir          "${CMAKE_INSTALL_FULL_LIBDIR}")
 set(includedir      "${CMAKE_INSTALL_FULL_INCLUDEDIR}")
+endif()
 set(VERSION         "${PACKAGE_VERSION}")
 # For init scripts and systemd service file (in contrib/)
 set(bindir          "${CMAKE_INSTALL_FULL_BINDIR}")
@@ -505,6 +516,27 @@ set(PKGLIBDIR "${CMAKE_INSTALL_FULL_LIBDIR}/${CMAKE_PROJECT_NAME}")
 
 install(FILES README.rst DESTINATION "${CMAKE_INSTALL_DOCDIR}")
 
+install(
+    EXPORT nghttp2-targets
+    DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/nghttp2"
+    NAMESPACE nghttp2::
+    FILE nghttp2-config.cmake
+)
+
+include(CMakePackageConfigHelpers)
+write_basic_package_version_file(
+    nghttp2-config-version.cmake
+    VERSION ${nghttp2_VERSION}
+    COMPATIBILITY SameMajorVersion
+)
+
+install(
+    FILES
+        "${CMAKE_CURRENT_BINARY_DIR}/nghttp2-config-version.cmake"
+    DESTINATION
+        "${CMAKE_INSTALL_LIBDIR}/cmake/nghttp2"
+)
+
 add_subdirectory(lib)
 #add_subdirectory(lib/includes)
 add_subdirectory(third-party)
diff --git a/CMakeOptions.txt b/CMakeOptions.txt
index 0e671e6b..4a53e7b6 100644
--- a/CMakeOptions.txt
+++ b/CMakeOptions.txt
@@ -28,4 +28,6 @@ option(WITH_MRUBY       "Use mruby")
 option(WITH_NEVERBLEED  "Use neverbleed")
 option(WITH_LIBBPF      "Use libbpf")
 
+option(RELOCATABLE_PKGCONFIG "Make the pkg-config files relocatable")
+
 # vim: ft=cmake:
diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
index fb24fa18..a2f914f1 100644
--- a/lib/CMakeLists.txt
+++ b/lib/CMakeLists.txt
@@ -47,11 +47,13 @@ if(ENABLE_SHARED_LIB)
     C_VISIBILITY_PRESET hidden
   )
   target_include_directories(nghttp2 INTERFACE
-    "${CMAKE_CURRENT_BINARY_DIR}/includes"
-    "${CMAKE_CURRENT_SOURCE_DIR}/includes"
+    "$<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}/includes>"
+    "$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/includes>"
+    "$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>"
   )
 
   install(TARGETS nghttp2
+    EXPORT nghttp2-targets
     ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}"
     LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}"
     RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}")