diff --git a/package/libs/mbedtls/Makefile b/package/libs/mbedtls/Makefile
index 31afeb82cfa..0cb3aff33bd 100644
--- a/package/libs/mbedtls/Makefile
+++ b/package/libs/mbedtls/Makefile
@@ -8,13 +8,13 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=mbedtls
-PKG_VERSION:=2.16.5
+PKG_VERSION:=2.16.6
 PKG_RELEASE:=1
 PKG_USE_MIPS16:=0
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-gpl.tgz
 PKG_SOURCE_URL:=https://tls.mbed.org/download/
-PKG_HASH:=6ebdea6565c714f1315b9af6a802afb4b4e89976f7d5d2b15aa8028eb52e7d09
+PKG_HASH:=80a484df42f32dbe95665cd4b18ce0dd14b6c67dfd561d36d1475802e41eb3ed
 
 PKG_BUILD_PARALLEL:=1
 PKG_LICENSE:=GPL-2.0+
diff --git a/package/libs/mbedtls/patches/300-soversion-compatibility.patch b/package/libs/mbedtls/patches/300-soversion-compatibility.patch
index a4411b9b6af..38e7240f4d7 100644
--- a/package/libs/mbedtls/patches/300-soversion-compatibility.patch
+++ b/package/libs/mbedtls/patches/300-soversion-compatibility.patch
@@ -4,7 +4,7 @@
  
  if(USE_SHARED_MBEDTLS_LIBRARY)
      add_library(mbedcrypto SHARED ${src_crypto})
--    set_target_properties(mbedcrypto PROPERTIES VERSION 2.16.5 SOVERSION 3)
+-    set_target_properties(mbedcrypto PROPERTIES VERSION 2.16.6 SOVERSION 3)
 +    set_target_properties(mbedcrypto PROPERTIES VERSION 2.12.0 SOVERSION 1)
      target_link_libraries(mbedcrypto ${libs})
  
@@ -13,7 +13,7 @@
      target_link_libraries(mbedx509 ${libs} mbedcrypto)
  
      add_library(mbedtls SHARED ${src_tls})
--    set_target_properties(mbedtls PROPERTIES VERSION 2.16.5 SOVERSION 12)
+-    set_target_properties(mbedtls PROPERTIES VERSION 2.16.6 SOVERSION 12)
 +    set_target_properties(mbedtls PROPERTIES VERSION 2.12.0 SOVERSION 10)
      target_link_libraries(mbedtls ${libs} mbedx509)