--- a/libs/spandsp/src/t4_rx.c
+++ b/libs/spandsp/src/t4_rx.c
@@ -45,7 +45,7 @@
 #include <math.h>
 #endif
 #include "floating_fudge.h"
-#include <tiffio.h>
+#include <tiffiop.h>
 
 #include "spandsp/telephony.h"
 #include "spandsp/logging.h"