diff --git a/include/image.h b/include/image.h
index d2e78fe298376aa17b442d7891ac990ab3c35cb4..dcf3a7bb18a3ff37a9f3651e04b455d37235166a 100644
--- a/include/image.h
+++ b/include/image.h
@@ -56,6 +56,7 @@
 #include <libfdt.h>
 #include <fdt_support.h>
 #define CONFIG_MD5		/* FIT images need MD5 support */
+#define CONFIG_SHA1		/* and SHA1 */
 #endif
 
 /*
diff --git a/lib_generic/Makefile b/lib_generic/Makefile
index c17179cbc832dcce46bf51184d0ddd23f8f9f5d7..4b8ed3ad502c95c0cf22d0de3f2077895d052ddf 100644
--- a/lib_generic/Makefile
+++ b/lib_generic/Makefile
@@ -42,7 +42,7 @@ COBJS-y += lmb.o
 COBJS-y += ldiv.o
 COBJS-$(CONFIG_MD5) += md5.o
 COBJS-y += net_utils.o
-COBJS-y += sha1.o
+COBJS-$(CONFIG_SHA1) += sha1.o
 COBJS-$(CONFIG_SHA256) += sha256.o
 COBJS-y += string.o
 COBJS-y	+= strmhz.o