diff --git a/package/libubox/Config.in b/package/libubox/Config.in
index 1f0b691e13..09d6336706 100644
--- a/package/libubox/Config.in
+++ b/package/libubox/Config.in
@@ -1,6 +1,8 @@
 config BR2_PACKAGE_LIBUBOX
 	bool "libubox"
 	depends on !BR2_STATIC_LIBS
+	depends on BR2_TOOLCHAIN_HAS_SYNC_4 # json-c
+	select BR2_PACKAGE_JSON_C
 	help
 	  This library originates from the OpenWrt project to
 	  handle the configuration file infrastructure, but can
@@ -11,3 +13,4 @@ config BR2_PACKAGE_LIBUBOX
 
 comment "libubox needs a toolchain w/ dynamic library"
 	depends on BR2_STATIC_LIBS
+	depends on BR2_TOOLCHAIN_HAS_SYNC_4
diff --git a/package/libubox/libubox.hash b/package/libubox/libubox.hash
index eb37d33230..127abf432c 100644
--- a/package/libubox/libubox.hash
+++ b/package/libubox/libubox.hash
@@ -1,2 +1,2 @@
 # Locally calculated
-sha256  df6e1350fd11016ef30242a279cec195d91e6748c11c40e0991593718c46fa52  libubox-3868f47c8f6c6570e62a3cdf8a7f26ffb1a67e6a-git4.tar.gz
+sha256  c4432d4f902bd0a2974d3fe76620bbb5e04b9d52e55701829aa12507651bc4d9  libubox-ecddb31dc34d89be5c9dc4595a4c58070eb090e4-git4.tar.gz
diff --git a/package/libubox/libubox.mk b/package/libubox/libubox.mk
index 00ae2b0595..8710720287 100644
--- a/package/libubox/libubox.mk
+++ b/package/libubox/libubox.mk
@@ -4,12 +4,12 @@
 #
 ################################################################################
 
-LIBUBOX_VERSION = 3868f47c8f6c6570e62a3cdf8a7f26ffb1a67e6a
+LIBUBOX_VERSION = ecddb31dc34d89be5c9dc4595a4c58070eb090e4
 LIBUBOX_SITE = https://git.openwrt.org/project/libubox.git
 LIBUBOX_SITE_METHOD = git
 LIBUBOX_LICENSE = ISC, BSD-3-Clause
 LIBUBOX_INSTALL_STAGING = YES
-LIBUBOX_DEPENDENCIES = $(if $(BR2_PACKAGE_JSON_C),json-c)
+LIBUBOX_DEPENDENCIES = json-c
 
 ifeq ($(BR2_USE_MMU)$(BR2_PACKAGE_LUA_5_1),yy)
 LIBUBOX_DEPENDENCIES += lua
diff --git a/package/libuci/Config.in b/package/libuci/Config.in
index f94d7dc391..25c248751c 100644
--- a/package/libuci/Config.in
+++ b/package/libuci/Config.in
@@ -1,6 +1,7 @@
 config BR2_PACKAGE_LIBUCI
 	bool "libuci"
 	depends on !BR2_STATIC_LIBS
+	depends on BR2_TOOLCHAIN_HAS_SYNC_4 # libubox -> json-c
 	select BR2_PACKAGE_LIBUBOX
 	help
 	  This library originates from the OpenWrt project to
@@ -14,3 +15,4 @@ config BR2_PACKAGE_LIBUCI
 
 comment "libuci needs a toolchain w/ dynamic library"
 	depends on BR2_STATIC_LIBS
+	depends on BR2_TOOLCHAIN_HAS_SYNC_4
diff --git a/package/ubus/Config.in b/package/ubus/Config.in
index 391893e808..21b20abaf3 100644
--- a/package/ubus/Config.in
+++ b/package/ubus/Config.in
@@ -4,7 +4,7 @@ comment "ubus needs a toolchain w/ dynamic library"
 
 config BR2_PACKAGE_UBUS
 	bool "ubus"
-	depends on BR2_TOOLCHAIN_HAS_SYNC_4 # json-c
+	depends on BR2_TOOLCHAIN_HAS_SYNC_4 # json-c, libubox -> json-c
 	depends on !BR2_STATIC_LIBS # libubox
 	select BR2_PACKAGE_LIBUBOX
 	select BR2_PACKAGE_JSON_C
diff --git a/package/uhttpd/Config.in b/package/uhttpd/Config.in
index eeb169a96d..30101f983d 100644
--- a/package/uhttpd/Config.in
+++ b/package/uhttpd/Config.in
@@ -1,7 +1,7 @@
 config BR2_PACKAGE_UHTTPD
 	bool "uhttpd"
 	depends on !BR2_STATIC_LIBS # dlopen()
-	depends on BR2_TOOLCHAIN_HAS_SYNC_4 # json-c
+	depends on BR2_TOOLCHAIN_HAS_SYNC_4 # json-c, libubox -> json-c
 	depends on BR2_USE_MMU # fork()
 	select BR2_PACKAGE_LIBUBOX
 	select BR2_PACKAGE_JSON_C
diff --git a/package/uqmi/Config.in b/package/uqmi/Config.in
index 21f0bd9077..5029a06800 100644
--- a/package/uqmi/Config.in
+++ b/package/uqmi/Config.in
@@ -1,6 +1,6 @@
 config BR2_PACKAGE_UQMI
 	bool "uqmi"
-	depends on !BR2_STATIC_LIBS # libubox
+	depends on !BR2_STATIC_LIBS # libubox, libubox -> json-c
 	depends on BR2_TOOLCHAIN_HAS_SYNC_4 # json-c
 	select BR2_PACKAGE_JSON_C
 	select BR2_PACKAGE_LIBUBOX
diff --git a/package/ustream-ssl/Config.in b/package/ustream-ssl/Config.in
index 540e43689f..c328a6ea12 100644
--- a/package/ustream-ssl/Config.in
+++ b/package/ustream-ssl/Config.in
@@ -1,6 +1,7 @@
 config BR2_PACKAGE_USTREAM_SSL
 	bool "ustream-ssl"
-	depends on !BR2_STATIC_LIBS #libubox
+	depends on !BR2_STATIC_LIBS # libubox
+	depends on BR2_TOOLCHAIN_HAS_SYNC_4 # libubox -> json-c
 	select BR2_PACKAGE_LIBUBOX
 	select BR2_PACKAGE_OPENSSL if !BR2_PACKAGE_MBEDTLS
 	help
@@ -10,3 +11,4 @@ config BR2_PACKAGE_USTREAM_SSL
 
 comment "ustream-ssl needs a toolchain w/ dynamic library"
 	depends on BR2_STATIC_LIBS
+	depends on BR2_TOOLCHAIN_HAS_SYNC_4