diff --git a/debian/rules b/debian/rules
index 72eda211..98c419e7 100755
--- a/debian/rules
+++ b/debian/rules
@@ -3,7 +3,7 @@
 export DEB_BUILD_MAINT_OPTIONS = hardening=+all
 
 ifeq ($(DEB_HOST_ARCH),amd64)
-export DEB_CMAKE_FLAGS = -DBUILD_AVX2=on -DBUILD_AVX512=on -DBUILD_AVX512VBMI=off
+export DEB_CMAKE_FLAGS = -DBUILD_AVX2=on -DBUILD_AVX512=on -DBUILD_AVX512VBMI=off -DFAT_RUNTIME=on
 endif
 
 %: