diff --git a/ext/pcre/php_pcre.c b/ext/pcre/php_pcre.c
index c882a092385..fcd81d1c4a0 100644
--- a/ext/pcre/php_pcre.c
+++ b/ext/pcre/php_pcre.c
@@ -551,7 +551,6 @@ PHPAPI pcre_cache_entry* pcre_get_compiled_regex_cache(zend_string *regex)
 	new_entry.preg_options = poptions;
 	new_entry.compile_options = coptions;
 #if HAVE_SETLOCALE
-	new_entry.locale = NULL;
 	new_entry.tables = tables;
 #endif
 	new_entry.refcount = 0;
diff --git a/ext/pcre/php_pcre.h b/ext/pcre/php_pcre.h
index 5ce3cedcda4..e4bf79f3aa5 100644
--- a/ext/pcre/php_pcre.h
+++ b/ext/pcre/php_pcre.h
@@ -50,7 +50,6 @@ typedef struct {
 	int capture_count;
 	int name_count;
 #if HAVE_SETLOCALE
-	zend_string *locale;
 	unsigned const char *tables;
 #endif
 	int compile_options;