diff --git a/src/preferences/time/Time.rdef b/src/preferences/time/Time.rdef
index bff10e5244..bb6647e3b2 100644
--- a/src/preferences/time/Time.rdef
+++ b/src/preferences/time/Time.rdef
@@ -81,6 +81,6 @@ resource(1, "BEOS:APP_VERSION") #'APPV' array
 	$"0000000000000000"
 };
 
-resource(1, "BEOS:APP_SIG") #'MIMS' "application/x-vnd.Haiku-TIME";
+resource(1, "BEOS:APP_SIG") #'MIMS' "application/x-vnd.Be-TIME";
 
 resource(1, "BEOS:APP_FLAGS") #'APPF' $"01000000";
diff --git a/src/preferences/time/TimeMessages.h b/src/preferences/time/TimeMessages.h
index 42b117bce3..ef8171bcb8 100644
--- a/src/preferences/time/TimeMessages.h
+++ b/src/preferences/time/TimeMessages.h
@@ -7,7 +7,7 @@
 #ifndef TIME_MESSAGES_H
 #define TIME_MESSAGES_H
 
-#define HAIKU_APP_SIGNATURE "application/x-vnd.Haiku-TIME"
+#define HAIKU_APP_SIGNATURE "application/x-vnd.Be-TIME"
 
 const uint32 ERROR_DETECTED = 'ERor';