diff --git a/package/php/Config.ext b/package/php/Config.ext
index d95b19ed3b..0433abcfae 100644
--- a/package/php/Config.ext
+++ b/package/php/Config.ext
@@ -125,6 +125,7 @@ config BR2_PACKAGE_PHP_EXT_ZIP
 
 config BR2_PACKAGE_PHP_EXT_FILTER
 	bool "filter"
+	select BR2_PACKAGE_PHP_EXT_PCRE
 	help
 	  Input filter support