diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -65,12 +65,12 @@
 
 if (APPLE)
   gz_find_package(OpenGL
     REQUIRED_BY ogre ogre2
-    PKGCONFIG gl)
+    PKGCONFIG opengl)
 else()
   gz_find_package(OpenGL REQUIRED
     COMPONENTS OpenGL
     OPTIONAL_COMPONENTS EGL
     REQUIRED_BY ogre ogre2
-    PKGCONFIG gl)
+    PKGCONFIG opengl)
 endif()
@@ -81,5 +81,6 @@
 
 #--------------------------------------
 # Find OGRE
+if(0)
 list(APPEND gz_ogre_components "RTShaderSystem" "Terrain" "Overlay" "Paging")
 
@@ -97,5 +98,6 @@
                       "The software might compile and even work but support from upstream"
                       "could be reduced to accepting patches for newer versions")
   endif()
 endif()
+endif()
 
diff --git a/ogre2/src/terrain/Terra/CMakeLists.txt b/ogre2/src/terrain/Terra/CMakeLists.txt
--- a/ogre2/src/terrain/Terra/CMakeLists.txt
+++ b/ogre2/src/terrain/Terra/CMakeLists.txt
@@ -34,8 +34,10 @@
     # we must add this one manually for this to build correctly
     ${OGRE2_INCLUDE}/Hlms/Pbs
     ${OGRE2_INCLUDE}/Hlms/Common
   PUBLIC
-    ${CMAKE_CURRENT_LIST_DIR}/include
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/include>  
+    $<INSTALL_INTERFACE:include>
 )
 
 target_link_libraries(${PROJECT_NAME} PRIVATE GzOGRE2::GzOGRE2)
+install(TARGETS ${PROJECT_NAME} EXPORT gz-rendering7-ogre2)