diff --git a/debian/rules b/debian/rules
index 144abba..3da4848 100755
--- a/debian/rules
+++ b/debian/rules
@@ -50,6 +50,7 @@ build-stamp:
 	-DCMAKE_C_FLAGS_RELEASE="$(OPTFLAG) -DNDEBUG" \
 	-DCMAKE_CXX_FLAGS_RELEASE="$(OPTFLAG) -DNDEBUG" \
 	-DOM_USE_CCACHE=OFF \
+	-DOM_USE_SYSTEM_LIBFFI=ON \
 	-DOM_ENABLE_TESTSUITE=OFF \
 	-DOM_ENABLE_DOCS=OFF \
 	-DOM_ENABLE_GUI_CLIENTS=ON \