diff --git a/package/libs/mbedtls/Config.in b/package/libs/mbedtls/Config.in
index ffabd799d32..9fbe9f8a4a0 100644
--- a/package/libs/mbedtls/Config.in
+++ b/package/libs/mbedtls/Config.in
@@ -104,7 +104,7 @@ config MBEDTLS_ECP_DP_SECP384R1_ENABLED
 
 config MBEDTLS_ECP_DP_SECP521R1_ENABLED
 	bool "MBEDTLS_ECP_DP_SECP521R1_ENABLED"
-	default n
+	default y
 
 config MBEDTLS_ECP_DP_SECP192K1_ENABLED
 	bool "MBEDTLS_ECP_DP_SECP192K1_ENABLED"
diff --git a/package/libs/mbedtls/Makefile b/package/libs/mbedtls/Makefile
index 6f0b5162ebf..246b21a8531 100644
--- a/package/libs/mbedtls/Makefile
+++ b/package/libs/mbedtls/Makefile
@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=mbedtls
 PKG_VERSION:=2.28.5
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 PKG_BUILD_FLAGS:=no-mips16 gc-sections no-lto
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz