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-rw-r--r--gnu/packages/games.scm3
1 files changed, 2 insertions, 1 deletions
diff --git a/gnu/packages/games.scm b/gnu/packages/games.scm
index 43199d2850..224ab7fb2d 100644
--- a/gnu/packages/games.scm
+++ b/gnu/packages/games.scm
@@ -4525,7 +4525,8 @@ over 100 user-created campaigns.")
(string-append (assoc-ref inputs "sdl-union")
"/include/SDL:"
(assoc-ref inputs "python")
- "/include/python2.7"))
+ "/include/python2.7:"
+ (or (getenv "CPLUS_INCLUDE_PATH") "")))
(substitute* "src/main/main.cpp"
(("#include <SDL.h>" line)
(string-append line "