2 files changed, 4 insertions, 4 deletions

diff --git a/externals/tz/tz/tz.cpp b/externals/tz/tz/tz.cpp
index 0c8b68217..04fa6cc8a 100644
--- a/externals/tz/tz/tz.cpp
+++ b/externals/tz/tz/tz.cpp
@@ -1625,11 +1625,11 @@ s32 ParseTimeZoneBinary(Rule& out_rule, std::span<const u8> binary) {
     return 0;
 }
 
-bool localtime_rz(CalendarTimeInternal* tmp, Rule* sp, time_t* timep) {
+bool localtime_rz(CalendarTimeInternal* tmp, Rule const* sp, time_t* timep) {
     return localsub(sp, timep, 0, tmp) == nullptr;
 }
 
-u32 mktime_tzname(time_t* out_time, Rule* sp, CalendarTimeInternal* tmp) {
+u32 mktime_tzname(time_t* out_time, Rule const* sp, CalendarTimeInternal* tmp) {
     return time1(out_time, tmp, localsub, sp, 0);
 }
 
diff --git a/externals/tz/tz/tz.h b/externals/tz/tz/tz.h
index 38605cfb1..dae4459bc 100644
--- a/externals/tz/tz/tz.h
+++ b/externals/tz/tz/tz.h
@@ -75,7 +75,7 @@ static_assert(sizeof(CalendarTimeInternal) == 0x3C, "CalendarTimeInternal has th
 
 s32 ParseTimeZoneBinary(Rule& out_rule, std::span<const u8> binary);
 
-bool localtime_rz(CalendarTimeInternal* tmp, Rule* sp, time_t* timep);
-u32 mktime_tzname(time_t* out_time, Rule* sp, CalendarTimeInternal* tmp);
+bool localtime_rz(CalendarTimeInternal* tmp, Rule const* sp, time_t* timep);
+u32 mktime_tzname(time_t* out_time, Rule const* sp, CalendarTimeInternal* tmp);
 
 } // namespace Tz