diff --git a/mozilla/tools/tinderbox-configs/lightning/linux/tinder-config.pl b/mozilla/tools/tinderbox-configs/lightning/linux/tinder-config.pl
index 13d110ea59d..aab6eed1fba 100644
--- a/mozilla/tools/tinderbox-configs/lightning/linux/tinder-config.pl
+++ b/mozilla/tools/tinderbox-configs/lightning/linux/tinder-config.pl
@@ -192,7 +192,7 @@ $ReleaseBuild  = 1;
 $shiptalkback  = 0;
 #$ReleaseToLatest = 1; # Push the release to latest-<milestone>?
 #$ReleaseToDated = 1; # Push the release to YYYY-MM-DD-HH-<milestone>?
-$build_hour    = "6";
+$build_hour    = "3";
 #$package_creation_path = "/xpinstall/packager";
 # needs setting for mac + talkback: $mac_bundle_path = "/browser/app";
 $ssh_version   = "2";
diff --git a/mozilla/tools/tinderbox-configs/lightning/macosx/tinder-config.pl b/mozilla/tools/tinderbox-configs/lightning/macosx/tinder-config.pl
index 348b2b94663..987a047556e 100755
--- a/mozilla/tools/tinderbox-configs/lightning/macosx/tinder-config.pl
+++ b/mozilla/tools/tinderbox-configs/lightning/macosx/tinder-config.pl
@@ -188,7 +188,7 @@ $ReleaseBuild  = 1;
 $shiptalkback  = 0;
 #$ReleaseToLatest = 1; # Push the release to latest-<milestone>?
 #$ReleaseToDated = 1; # Push the release to YYYY-MM-DD-HH-<milestone>?
-$build_hour    = "6";
+$build_hour    = "3";
 #$package_creation_path = "/xpinstall/packager";
 # needs setting for mac + talkback: $mac_bundle_path = "/browser/app";
 $mac_bundle_path = "/mail/app";
diff --git a/mozilla/tools/tinderbox-configs/lightning/win32/tinder-config.pl b/mozilla/tools/tinderbox-configs/lightning/win32/tinder-config.pl
index cf87b64b931..683976724f0 100644
--- a/mozilla/tools/tinderbox-configs/lightning/win32/tinder-config.pl
+++ b/mozilla/tools/tinderbox-configs/lightning/win32/tinder-config.pl
@@ -186,7 +186,7 @@ $ReleaseBuild  = 1;
 $shiptalkback  = 0;
 #$ReleaseToLatest = 1; # Push the release to latest-<milestone>?
 #$ReleaseToDated = 1; # Push the release to YYYY-MM-DD-HH-<milestone>?
-$build_hour    = "6";
+$build_hour    = "3";
 #$package_creation_path = "/xpinstall/packager";
 # needs setting for mac + talkback: $mac_bundle_path = "/browser/app";
 $ssh_version   = "2";