diff --git a/Makefile b/Makefile
index e8a36be..86f79c3 100644
--- a/Makefile
+++ b/Makefile
@@ -12,6 +12,9 @@ BUNDLE_ID = com.google.ios.youtube
 
 EXTRA_CFLAGS := $(addprefix -I,$(shell find Tweaks/FLEX -name '*.h' -exec dirname {} \;)) -I$(THEOS_PROJECT_DIR)/Tweaks
 
+# Allow YouTubeHeader to be accessible using #include <...>
+export ADDITIONAL_CFLAGS = -I$(THEOS_PROJECT_DIR)/Tweaks
+
 YTLitePlus_INJECT_DYLIBS = Tweaks/YTLite/var/jb/Library/MobileSubstrate/DynamicLibraries/YTLite.dylib .theos/obj/libcolorpicker.dylib .theos/obj/iSponsorBlock.dylib .theos/obj/YTUHD.dylib .theos/obj/YouPiP.dylib .theos/obj/YouTubeDislikesReturn.dylib .theos/obj/YTABConfig.dylib .theos/obj/YouMute.dylib .theos/obj/DontEatMyContent.dylib .theos/obj/YTHoldForSpeed.dylib .theos/obj/YTVideoOverlay.dylib .theos/obj/YouGroupSettings.dylib .theos/obj/YouQuality.dylib
 YTLitePlus_FILES = YTLitePlus.xm $(shell find Source -name '*.xm' -o -name '*.x' -o -name '*.m') $(shell find Tweaks/FLEX -type f \( -iname \*.c -o -iname \*.m -o -iname \*.mm \))
 YTLitePlus_IPA = ./tmp/Payload/YouTube.app