diff --git a/ext/dom/html_collection.c b/ext/dom/html_collection.c
index c207a87d159a9..fbe5aba65eeaf 100644
--- a/ext/dom/html_collection.c
+++ b/ext/dom/html_collection.c
@@ -15,7 +15,7 @@
 */
 
 #ifdef HAVE_CONFIG_H
-#include "config.h"
+#include <config.h>
 #endif
 
 #include "php.h"
diff --git a/ext/dom/infra.c b/ext/dom/infra.c
index 8fa42453c7519..eb276d179464b 100644
--- a/ext/dom/infra.c
+++ b/ext/dom/infra.c
@@ -15,7 +15,7 @@
 */
 
 #ifdef HAVE_CONFIG_H
-#include "config.h"
+#include <config.h>
 #endif
 
 #include "php.h"
diff --git a/ext/dom/xml_serializer.c b/ext/dom/xml_serializer.c
index 7d4c8f4d31d7e..262ed4a839ae7 100644
--- a/ext/dom/xml_serializer.c
+++ b/ext/dom/xml_serializer.c
@@ -15,7 +15,7 @@
 */
 
 #ifdef HAVE_CONFIG_H
-#include "config.h"
+#include <config.h>
 #endif
 
 #include "php.h"