diff --git a/apps/trimeshinfo/XMLTree.h b/apps/trimeshinfo/XMLTree.h
index 98d04da0..cf3ef191 100644
--- a/apps/trimeshinfo/XMLTree.h
+++ b/apps/trimeshinfo/XMLTree.h
@@ -121,7 +121,7 @@ void XMLTree::initializeMain()
 	mn->headers.push_back(pair<const char*,const char*>("protegekb",""));
 
 	char* s1 = "http://www.w3.org/2001/XMLSchema-instance";
-	char* s2 = new(char[25]);
+	char* s2 = new(char[100]);
 	sprintf(s2,"\"%s\"",s1);
 	mn->addHeaders(" xmlns:xsi=", s2);