diff --git a/icwmp/Makefile b/icwmp/Makefile
index c09076cbd..ddaf1f7f2 100755
--- a/icwmp/Makefile
+++ b/icwmp/Makefile
@@ -8,11 +8,11 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=icwmp
-PKG_VERSION:=9.1.20
+PKG_VERSION:=9.1.21
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL:=https://dev.iopsys.eu/iopsys/icwmp.git
-PKG_SOURCE_VERSION:=a295f18353440b2efae354bae4d9720ea8226d07
+PKG_SOURCE_VERSION:=6cee3b2fde788bafa286f556fd58d0265ec342e2
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
 PKG_MIRROR_HASH:=skip