diff --git a/globals.c b/globals.c
index bee542c..fcace75 100644
--- a/globals.c
+++ b/globals.c
@@ -344,7 +344,7 @@
  * Disabled by default
  */
 int xmlSaveNoEmptyTags = 0;
-int xmlSaveNoEmptyTagsThrDef = 0;
+static int xmlSaveNoEmptyTagsThrDef = 0;
 
 #ifdef LIBXML_SAX1_ENABLED
 /**