diff --git a/trunk/libs/mbedtls/Makefile b/trunk/libs/mbedtls/Makefile
index 324658f8053..38bcc90963c 100644
--- a/trunk/libs/mbedtls/Makefile
+++ b/trunk/libs/mbedtls/Makefile
@@ -1,11 +1,11 @@
 include $(ROOTDIR)/rules.mk
 
 PKG_NAME:=mbedtls
-PKG_VERSION:=2.28.3
+PKG_VERSION:=2.28.4
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=https://codeload.github.com/ARMmbed/mbedtls/tar.gz/v$(PKG_VERSION)?
-PKG_HASH:=bdf7c5bbdc338da3edad89b2885d4f8668f9a6fffeba6ec17a60333e36dade6f
+PKG_HASH:=578c4dcd15bbff3f5cd56aa07cd4f850fc733634e3d5947be4f7157d5bfd81ac
 
 include $(INCLUDE_DIR)/package.mk
 include $(INCLUDE_DIR)/cmake.mk