diff --git a/MozillaThunderbird.spec b/MozillaThunderbird.spec
index 21382f9..b69663d 100644
--- a/MozillaThunderbird.spec
+++ b/MozillaThunderbird.spec
@@ -19,7 +19,7 @@
 
 %define mainversion 45.8.0
 %define update_channel release
-%define releasedate 2017003030
+%define releasedate 2017030300
 
 %if %suse_version > 1310
 %define gstreamer_ver 1.0