diff --git a/utils/HtmlOutputDev.cc b/utils/HtmlOutputDev.cc
index a084ba0..5f5dc9f 100644
--- a/utils/HtmlOutputDev.cc
+++ b/utils/HtmlOutputDev.cc
@@ -17,7 +17,7 @@
 // All changes made under the Poppler project to this file are licensed
 // under GPL version 2 or later
 //
-// Copyright (C) 2005-2013, 2016 Albert Astals Cid <aacid@kde.org>
+// Copyright (C) 2005-2013, 2016, 2017 Albert Astals Cid <aacid@kde.org>
 // Copyright (C) 2008 Kjartan Maraas <kmaraas@gnome.org>
 // Copyright (C) 2008 Boris Toloknov <tlknv@yandex.ru>
 // Copyright (C) 2008 Haruyuki Kawabe <Haruyuki.Kawabe@unisys.co.jp>
@@ -1638,7 +1638,9 @@
 		      file->append(".html");
 		  }
 		  file->append('#');
-		  file->append(GooString::fromInt(page));
+		  GooString *pgNum = GooString::fromInt(page);
+		  file->append(pgNum);
+		  delete pgNum;
 	      }
 	  }
 	  if (printCommands && file) printf("filename %s\n",file->getCString());