diff --git a/M2/BUILD/dan/Makefile b/M2/BUILD/dan/Makefile
index d508c72945b..722109aa10c 100644
--- a/M2/BUILD/dan/Makefile
+++ b/M2/BUILD/dan/Makefile
@@ -39,8 +39,6 @@ else
 CONFIGOPTIONS += --with-python
 endif
 
-CONFIGOPTIONS += --without-libffi
-
 # We may distribute the result, so prevent aggressive optimizations based on the current architecture:
 CONFIGOPTIONS += --build=$(shell ../../config/config.guess)