diff --git a/package/php/Config.ext b/package/php/Config.ext
index c7f0332fd8..0c6ed4b401 100644
--- a/package/php/Config.ext
+++ b/package/php/Config.ext
@@ -70,6 +70,12 @@ config BR2_PACKAGE_PHP_EXT_HASH
 	help
 	  HASH message digest framework
 
+config BR2_PACKAGE_PHP_EXT_LIBSODIUM
+	bool "libsodium"
+	select BR2_PACKAGE_LIBSODIUM
+	help
+	  libsodium support
+
 config BR2_PACKAGE_PHP_EXT_MCRYPT
 	bool "mcrypt"
 	select BR2_PACKAGE_LIBMCRYPT
diff --git a/package/php/php.mk b/package/php/php.mk
index b679531238..85bf2075ae 100644
--- a/package/php/php.mk
+++ b/package/php/php.mk
@@ -122,6 +122,11 @@ PHP_CONF_OPTS += \
 	$(if $(BR2_PACKAGE_PHP_EXT_MBSTRING),--enable-mbstring) \
 	$(if $(BR2_PACKAGE_PHP_EXT_PHAR),--enable-phar)
 
+ifeq ($(BR2_PACKAGE_PHP_EXT_LIBSODIUM),y)
+PHP_CONF_OPTS += --with-sodium=$(STAGING_DIR)/usr
+PHP_DEPENDENCIES += libsodium
+endif
+
 ifeq ($(BR2_PACKAGE_PHP_EXT_MCRYPT),y)
 PHP_CONF_OPTS += --with-mcrypt=$(STAGING_DIR)/usr
 PHP_DEPENDENCIES += libmcrypt