diff --git a/Makefile b/Makefile
index dd9dcce..dd13b37 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-SUBDIRS := AuD GTI IDB KonzMod MatheC1 MatheC4 RK ThProg
+SUBDIRS := AuD GTI IDB KonzMod MatheC1 MatheC4 RK ThProg FFI
 all: $(SUBDIRS)
 
 $(SUBDIRS):