diff --git a/libc/tzcode/localtime.c b/libc/tzcode/localtime.c
index 28d13f4..29f605c 100644
--- a/libc/tzcode/localtime.c
+++ b/libc/tzcode/localtime.c
@@ -1257,6 +1257,7 @@
         lclptr->ttis[0].tt_gmtoff = 0;
         lclptr->ttis[0].tt_abbrind = 0;
         (void) strcpy(lclptr->chars, gmt);
+        lclptr->defaulttype = 0;
     } else if (tzload(name, lclptr, TRUE) != 0)
         if (name[0] == ':' || tzparse(name, lclptr, FALSE) != 0)
             (void) gmtload(lclptr);