diff --git a/graphics/libdivxdecore-devel/files/Makefile b/graphics/libdivxdecore-devel/files/Makefile
index 93ca34f7db4e..aefe3d044662 100644
--- a/graphics/libdivxdecore-devel/files/Makefile
+++ b/graphics/libdivxdecore-devel/files/Makefile
@@ -18,8 +18,8 @@ DESTDIR=${PREFIX}/
 .else
 DESTDIR=/usr/local/
 .endif
-INCDIR=include/divx/
-INCLUDEDIR=include/divx/
+INCSDIR=include/divx/
+INCDIR=${INCSDIR}			# for pre-bsd.incs.mk API
 LIBDIR=lib/
 
 .include <bsd.lib.mk>
diff --git a/multimedia/libdivxdecore-devel/files/Makefile b/multimedia/libdivxdecore-devel/files/Makefile
index 93ca34f7db4e..aefe3d044662 100644
--- a/multimedia/libdivxdecore-devel/files/Makefile
+++ b/multimedia/libdivxdecore-devel/files/Makefile
@@ -18,8 +18,8 @@ DESTDIR=${PREFIX}/
 .else
 DESTDIR=/usr/local/
 .endif
-INCDIR=include/divx/
-INCLUDEDIR=include/divx/
+INCSDIR=include/divx/
+INCDIR=${INCSDIR}			# for pre-bsd.incs.mk API
 LIBDIR=lib/
 
 .include <bsd.lib.mk>