diff --git a/sources/busybox.config b/sources/busybox.config
index cbd09ace69..110e30c3cb 100644
--- a/sources/busybox.config
+++ b/sources/busybox.config
@@ -117,6 +117,7 @@ CONFIG_PWD=y
 CONFIG_RM=y
 CONFIG_RMDIR=y
 CONFIG_SHA1SUM=y
+CONFIG_FEATURE_SHA1SUM_CHECK=y
 CONFIG_SLEEP=y
 # CONFIG_FEATURE_FANCY_SLEEP is not set
 CONFIG_SORT=y