diff --git a/ext/date/lib/parse_date.c b/ext/date/lib/parse_date.c
index b03c53bac3a..daa256a10fa 100644
--- a/ext/date/lib/parse_date.c
+++ b/ext/date/lib/parse_date.c
@@ -1,4 +1,4 @@
-/* Generated by re2c 0.13.5 on Tue Jul 15 19:35:53 2008 */
+/* Generated by re2c 0.13.5 on Wed Jul 16 17:39:20 2008 */
 #line 1 "ext/date/lib/parse_date.re"
 /*
    +----------------------------------------------------------------------+
@@ -800,7 +800,7 @@ static long timelib_get_zone(char **ptr, int *dst, timelib_time *t, int *tz_not_
 		}
 #endif
 		/* If we have a TimeZone identifier to start with, use it */
-		if (strstr(tz_abbr, "/")) {
+		if (strstr(tz_abbr, "/") || strcmp(tz_abbr, "UTC") == 0) {
 			if ((res = timelib_parse_tzfile(tz_abbr, tzdb)) != NULL) {
 				t->tz_info = res;
 				t->zone_type = TIMELIB_ZONETYPE_ID;
diff --git a/ext/date/lib/parse_date.re b/ext/date/lib/parse_date.re
index 14bd7e88db4..2a66d51461c 100644
--- a/ext/date/lib/parse_date.re
+++ b/ext/date/lib/parse_date.re
@@ -798,7 +798,7 @@ static long timelib_get_zone(char **ptr, int *dst, timelib_time *t, int *tz_not_
 		}
 #endif
 		/* If we have a TimeZone identifier to start with, use it */
-		if (strstr(tz_abbr, "/")) {
+		if (strstr(tz_abbr, "/") || strcmp(tz_abbr, "UTC") == 0) {
 			if ((res = timelib_parse_tzfile(tz_abbr, tzdb)) != NULL) {
 				t->tz_info = res;
 				t->zone_type = TIMELIB_ZONETYPE_ID;