diff --git a/scripts/Makefile b/scripts/Makefile
index 5f8d3671a709..b4b7d8b58cd6 100644
--- a/scripts/Makefile
+++ b/scripts/Makefile
@@ -26,6 +26,7 @@ hostprogs-$(CONFIG_SYSTEM_EXTRA_CERTIFICATE) += insert-sys-cert
 
 HOSTCFLAGS_sortextable.o = -I$(srctree)/tools/include
 HOSTCFLAGS_asn1_compiler.o = -I$(srctree)/include
+HOSTCFLAGS_sign-file.o = $(CRYPTO_CFLAGS)
 HOSTLDLIBS_sign-file = $(CRYPTO_LIBS)
 HOSTCFLAGS_extract-cert.o = $(CRYPTO_CFLAGS)
 HOSTLDLIBS_extract-cert = $(CRYPTO_LIBS)