diff --git a/swad_changelog.h b/swad_changelog.h
index acd8a786a..9a53c04b7 100644
--- a/swad_changelog.h
+++ b/swad_changelog.h
@@ -183,14 +183,14 @@
 /****************************** Public constants *****************************/
 /*****************************************************************************/
 
-#define Log_PLATFORM_VERSION	"SWAD 16.91 (2016-12-06)"
+#define Log_PLATFORM_VERSION	"SWAD 16.91 (2016-12-07)"
 #define CSS_FILE		"swad16.86.5.css"
 #define JS_FILE			"swad16.90.2.js"
 
 // Number of lines (includes comments but not blank lines) has been got with the following command:
 // nl swad*.c swad*.h css/swad*.css py/swad*.py js/swad*.js soap/swad*?.h sql/swad*.sql | tail -1
 /*
-        Version 16.91:    Dec 06, 2016	Changes in QR codes. (210204 lines)
+        Version 16.91:    Dec 07, 2016	Changes in QR codes. (210204 lines)
         Version 16.90.3:  Dec 06, 2016	Changes related with agenda QR. (210156 lines)
 					1 change necessary in database:
 INSERT INTO actions (ActCod,Language,Obsolete,Txt) VALUES ('1618','es','N','Imprimir código QR agenda');