diff --git a/package/grep/grep.hash b/package/grep/grep.hash
new file mode 100644
index 000000000..d27a26a37
--- /dev/null
+++ b/package/grep/grep.hash
@@ -0,0 +1,2 @@
+# Locally calculated after checking signature
+sha256	5244a11c00dee8e7e5e714b9aaa053ac6cbfa27e104abee20d3c778e4bb0e5de	grep-2.21.tar.xz
diff --git a/package/grep/grep.mk b/package/grep/grep.mk
index 2c2477c88..80f6e71ef 100644
--- a/package/grep/grep.mk
+++ b/package/grep/grep.mk
@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-GREP_VERSION = 2.20
+GREP_VERSION = 2.21
 GREP_SITE = $(BR2_GNU_MIRROR)/grep
 GREP_SOURCE = grep-$(GREP_VERSION).tar.xz
 GREP_LICENSE = GPLv3+