diff --git a/SDL2Config.cmake.in b/SDL2Config.cmake.in
index 80c1b99..54f50e6 100644
--- a/SDL2Config.cmake.in
+++ b/SDL2Config.cmake.in
@@ -45,7 +45,8 @@ endif()
 set(SDL2_PREFIX "@PACKAGE_CMAKE_INSTALL_PREFIX@")
 set(SDL2_EXEC_PREFIX "@PACKAGE_CMAKE_INSTALL_PREFIX@")
 set(SDL2_INCLUDE_DIR "@PACKAGE_CMAKE_INSTALL_FULL_INCLUDEDIR@/SDL2")
-set(SDL2_INCLUDE_DIRS "@PACKAGE_CMAKE_INSTALL_FULL_INCLUDEDIR@;@PACKAGE_CMAKE_INSTALL_FULL_INCLUDEDIR@/SDL2")
+set(SDL2_INCLUDE_DIRS "@PACKAGE_CMAKE_INSTALL_FULL_INCLUDEDIR@;@PACKAGE_CMAKE_INSTALL_FULL_INCLUDEDIR@/SDL2" $ENV{SDL2_PATH})
+separate_arguments(SDL2_INCLUDE_DIRS)
 set(SDL2_BINDIR "@PACKAGE_CMAKE_INSTALL_FULL_BINDIR@")
 set(SDL2_LIBDIR "@PACKAGE_CMAKE_INSTALL_FULL_LIBDIR@")
 set(SDL2_LIBRARIES SDL2::SDL2)
diff --git a/sdl2-config.in b/sdl2-config.in
index d21b1b2..bb0d624 100644
--- a/sdl2-config.in
+++ b/sdl2-config.in
@@ -50,7 +50,11 @@ while test $# -gt 0; do
       echo @PROJECT_VERSION@
       ;;
     --cflags)
-      echo -I${includedir}/SDL2 @SDL_CFLAGS@
+      SDL_CFLAGS=""
+      for i in @includedir@/SDL2 $SDL2_PATH; do
+        SDL_CFLAGS="$SDL_CFLAGS -I$i"
+      done
+      echo $SDL_CFLAGS @SDL_CFLAGS@
       ;;
 @ENABLE_SHARED_TRUE@    --libs)
 @ENABLE_SHARED_TRUE@      echo -L${libdir} @SDL_RLD_FLAGS@ @SDL_LIBS@