1 files changed, 1 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index 533811ab..7190987e 100644
--- a/Makefile
+++ b/Makefile
@@ -58,7 +58,7 @@ RM_CMD = $(QUIET_RM) rm -f $@
 
 # --- Rules ---
 
-FITZ_HDR := include/mupdf/fitz.h
+FITZ_HDR := include/mupdf/fitz.h $(wildcard include/mupdf/fitz/*.h)
 MUPDF_HDR := $(FITZ_HDR) include/mupdf/pdf.h
 MUXPS_HDR := $(FITZ_HDR) include/mupdf/xps.h
 MUCBZ_HDR := $(FITZ_HDR) include/mupdf/cbz.h