diff --git a/HTMLparser.c b/HTMLparser.c
index 3212ce5f..c9814d56 100644
--- a/HTMLparser.c
+++ b/HTMLparser.c
@@ -38,14 +38,14 @@
 
 #include <libxml/xmlmemory.h>
 #include <libxml/tree.h>
+#include <libxml/parser.h>
+#include <libxml/parserInternals.h>
+#include <libxml/xml-error.h>
 #include <libxml/HTMLparser.h>
 #include <libxml/entities.h>
 #include <libxml/encoding.h>
-#include <libxml/parser.h>
 #include <libxml/valid.h>
-#include <libxml/parserInternals.h>
 #include <libxml/xmlIO.h>
-#include <libxml/xml-error.h>
 
 #define HTML_MAX_NAMELEN 1000
 #define HTML_PARSER_BIG_BUFFER_SIZE 1000
diff --git a/parser.c b/parser.c
index 1d68e5f4..ab7ae810 100644
--- a/parser.c
+++ b/parser.c
@@ -62,13 +62,13 @@
 #include <libxml/xmlmemory.h>
 #include <libxml/tree.h>
 #include <libxml/parser.h>
+#include <libxml/parserInternals.h>
+#include <libxml/xml-error.h>
 #include <libxml/entities.h>
 #include <libxml/encoding.h>
 #include <libxml/valid.h>
-#include <libxml/parserInternals.h>
 #include <libxml/xmlIO.h>
 #include <libxml/uri.h>
-#include <libxml/xml-error.h>
 
 #define XML_PARSER_BIG_BUFFER_SIZE 1000
 #define XML_PARSER_BUFFER_SIZE 100
diff --git a/parserInternals.c b/parserInternals.c
index 98e49cd4..727dfeb7 100644
--- a/parserInternals.c
+++ b/parserInternals.c
@@ -39,13 +39,14 @@
 #include <libxml/xmlmemory.h>
 #include <libxml/tree.h>
 #include <libxml/parser.h>
+#include <libxml/parserInternals.h>
+#include <libxml/valid.h>
 #include <libxml/entities.h>
+#include <libxml/xml-error.h>
 #include <libxml/encoding.h>
 #include <libxml/valid.h>
-#include <libxml/parserInternals.h>
 #include <libxml/xmlIO.h>
 #include <libxml/uri.h>
-#include <libxml/xml-error.h>
 
 
 /************************************************************************