diff --git a/package/php/Config.ext b/package/php/Config.ext
index 0c6ed4b401..d5c723ca39 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_LIBARGON2
+	bool "libargon2"
+	select BR2_PACKAGE_LIBARGON2
+	help
+	  libargon2 support
+
 config BR2_PACKAGE_PHP_EXT_LIBSODIUM
 	bool "libsodium"
 	select BR2_PACKAGE_LIBSODIUM
diff --git a/package/php/php.mk b/package/php/php.mk
index 85bf2075ae..007b8a64c3 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 ($(BR2_PACKAGE_PHP_EXT_LIBARGON2),y)
+PHP_CONF_OPTS += --with-password-argon2=$(STAGING_DIR)/usr
+PHP_DEPENDENCIES += libargon2
+endif
+
 ifeq ($(BR2_PACKAGE_PHP_EXT_LIBSODIUM),y)
 PHP_CONF_OPTS += --with-sodium=$(STAGING_DIR)/usr
 PHP_DEPENDENCIES += libsodium