diff --git a/repos/libports/lib/import/import-sdl_mixer.mk b/repos/libports/lib/import/import-sdl_mixer.mk
index 109c02ea7..287e9b9a3 100644
--- a/repos/libports/lib/import/import-sdl_mixer.mk
+++ b/repos/libports/lib/import/import-sdl_mixer.mk
@@ -1 +1,2 @@
-INC_DIR += $(call select_from_ports,sdl_mixer)/include
+SDL_MIXER_PORT_DIR := $(call select_from_ports,sdl_mixer)
+INC_DIR += $(SDL_MIXER_PORT_DIR)/include $(SDL_MIXER_PORT_DIR)/include/SDL