diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3b1be3efdd..a54d45944b 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -50,8 +50,8 @@ set(OSGEARTH_EMBEDDED_THIRD_PARTY_DIR ${PROJECT_SOURCE_DIR}/src/third_party)
 
 include(GNUInstallDirs)
 set(OSGEARTH_INSTALL_PLUGINSDIR "${CMAKE_INSTALL_LIBDIR}" CACHE STRING "Parent folder of OSG plugins folder")
-set(OSGEARTH_INSTALL_CMAKEDIR "${CMAKE_INSTALL_LIBDIR}/cmake/osgearth" CACHE STRING "osgEarth CMake package install directory")
-set(OSGEARTH_INSTALL_DATADIR "${CMAKE_INSTALL_DATADIR}/osgearth" CACHE STRING "osgEarth data directory")
+set(OSGEARTH_INSTALL_CMAKEDIR "${CMAKE_INSTALL_LIBDIR}/cmake/osgEarth" CACHE STRING "osgEarth CMake package install directory")
+set(OSGEARTH_INSTALL_DATADIR "${CMAKE_INSTALL_DATADIR}/osgEarth" CACHE STRING "osgEarth data directory")
 
 # Platform-specific settings ............................................
 
diff --git a/cmake/install-package-config-files.cmake b/cmake/install-package-config-files.cmake
index 7fe282b8b5..a2fcb43c74 100644
--- a/cmake/install-package-config-files.cmake
+++ b/cmake/install-package-config-files.cmake
@@ -6,7 +6,7 @@ function(osgearth_package_install_config_files)
     include(CMakePackageConfigHelpers)
 
     # main target include dir
-    set(INCLUDE_INSTALL_DIR "${CMAKE_INSTALL_INCLUDEDIR}/osgearth")
+    set(INCLUDE_INSTALL_DIR "${CMAKE_INSTALL_INCLUDEDIR}")
 
     configure_package_config_file(
         "${PROJECT_SOURCE_DIR}/cmake/osgearth-config.cmake.in"
diff --git a/cmake/osgearth-macros.cmake b/cmake/osgearth-macros.cmake
index dcabe0704e..287fe3e8d8 100644
--- a/cmake/osgearth-macros.cmake
+++ b/cmake/osgearth-macros.cmake
@@ -170,7 +170,7 @@ macro(add_osgearth_library)
     cmake_parse_arguments(MY "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
     
     set(INSTALL_INCLUDE_FOLDER ${CMAKE_INSTALL_INCLUDEDIR}/${MY_TARGET})
-    
+
     set(ALL_HEADERS ${MY_HEADERS} ${MY_IMGUI_HEADERS} ${MY_PUBLIC_HEADERS})
     include_directories(${MY_INCLUDE_DIRECTORIES})        
 
@@ -179,11 +179,11 @@ macro(add_osgearth_library)
     source_group("Headers" FILES ${ALL_HEADERS})
     source_group("Shaders" FILES ${MY_SHADERS} )
     source_group("Templates" FILES ${MY_TEMPLATES} )
-    
+
     if(NOT MY_STATIC)
         set(MY_STATIC ${OSGEARTH_DYNAMIC_OR_STATIC})
     endif()
-    
+
     # create the library.
     add_library(
         ${MY_TARGET}
@@ -192,8 +192,6 @@ macro(add_osgearth_library)
         ${MY_SOURCES}
         ${MY_SHADERS}
         ${MY_TEMPLATES} )
-        
-    include_directories(${MY_INCLUDE_DIRECTORIES})
 
     # Link:
     if(NOT "${MY_TARGET}" STREQUAL "osgEarth")
@@ -218,7 +216,8 @@ macro(add_osgearth_library)
     # library install and target exports for the cmake config packaging.
     install(
         TARGETS ${MY_TARGET}
-        EXPORT ${MY_TARGET}Targets)
+        EXPORT ${MY_TARGET}Targets
+        INCLUDES DESTINATION include)
 
     # deploy the shaders for this library, if requested.
     if(OSGEARTH_INSTALL_SHADERS)