--- a/security/manager/ssl/StaticHPKPins.h
+++ b/security/manager/ssl/StaticHPKPins.h
@@ -1153,9 +1153,9 @@ static const TransportSecurityPreload kP
   { "za.search.yahoo.com", false, true, false, -1, &kPinset_yahoo },
   { "zh.search.yahoo.com", false, true, false, -1, &kPinset_yahoo },
 };
 
 // Pinning Preload List Length = 477;
 
 static const int32_t kUnknownId = -1;
 
-static const PRTime kPreloadPKPinsExpirationTime = INT64_C(1500907882893000);
+static const PRTime kPreloadPKPinsExpirationTime = INT64_C(1506384000000000);

--- a/security/manager/ssl/nsSTSPreloadList.inc
+++ b/security/manager/ssl/nsSTSPreloadList.inc
@@ -3,17 +3,17 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 /*****************************************************************************/
 /* This is an automatically generated file. If you're not                    */
 /* nsSiteSecurityService.cpp, you shouldn't be #including it.     */
 /*****************************************************************************/
 
 #include <stdint.h>
-const PRTime gPreloadListExpirationTime = INT64_C(1503327073823000);
+const PRTime gPreloadListExpirationTime = INT64_C(1506384000000000);
 
 static const char kSTSHostTable[] = {
   /* "0.me.uk", true */ '0', '.', 'm', 'e', '.', 'u', 'k', '\0',
   /* "007-preisvergleich.de", true */ '0', '0', '7', '-', 'p', 'r', 'e', 'i', 's', 'v', 'e', 'r', 'g', 'l', 'e', 'i', 'c', 'h', '.', 'd', 'e', '\0',
   /* "0100dev.com", true */ '0', '1', '0', '0', 'd', 'e', 'v', '.', 'c', 'o', 'm', '\0',
   /* "0100dev.nl", true */ '0', '1', '0', '0', 'd', 'e', 'v', '.', 'n', 'l', '\0',
   /* "01electronica.com.ar", true */ '0', '1', 'e', 'l', 'e', 'c', 't', 'r', 'o', 'n', 'i', 'c', 'a', '.', 'c', 'o', 'm', '.', 'a', 'r', '\0',
   /* "01seguridad.com.ar", true */ '0', '1', 's', 'e', 'g', 'u', 'r', 'i', 'd', 'a', 'd', '.', 'c', 'o', 'm', '.', 'a', 'r', '\0',