diff --git a/src/script/api/script_date.cpp b/src/script/api/script_date.cpp
index ae3dff78c6..27289d75d0 100644
--- a/src/script/api/script_date.cpp
+++ b/src/script/api/script_date.cpp
@@ -25,7 +25,7 @@
 	return (ScriptDate::Date)_date;
 }
 
-/* static */ int32 ScriptDate::GetYear(ScriptDate::Date date)
+/* static */ SQInteger ScriptDate::GetYear(ScriptDate::Date date)
 {
 	if (date < 0) return DATE_INVALID;
 
@@ -34,7 +34,7 @@
 	return ymd.year;
 }
 
-/* static */ int32 ScriptDate::GetMonth(ScriptDate::Date date)
+/* static */ SQInteger ScriptDate::GetMonth(ScriptDate::Date date)
 {
 	if (date < 0) return DATE_INVALID;
 
@@ -43,7 +43,7 @@
 	return ymd.month + 1;
 }
 
-/* static */ int32 ScriptDate::GetDayOfMonth(ScriptDate::Date date)
+/* static */ SQInteger ScriptDate::GetDayOfMonth(ScriptDate::Date date)
 {
 	if (date < 0) return DATE_INVALID;
 
@@ -52,7 +52,7 @@
 	return ymd.day;
 }
 
-/* static */ ScriptDate::Date ScriptDate::GetDate(int32 year, int32 month, int32 day_of_month)
+/* static */ ScriptDate::Date ScriptDate::GetDate(SQInteger year, SQInteger month, SQInteger day_of_month)
 {
 	if (month < 1 || month > 12) return DATE_INVALID;
 	if (day_of_month < 1 || day_of_month > 31) return DATE_INVALID;
@@ -61,7 +61,7 @@
 	return (ScriptDate::Date)::ConvertYMDToDate(year, month - 1, day_of_month);
 }
 
-/* static */ int32 ScriptDate::GetSystemTime()
+/* static */ SQInteger ScriptDate::GetSystemTime()
 {
 	time_t t;
 	time(&t);
diff --git a/src/script/api/script_date.hpp b/src/script/api/script_date.hpp
index 5daa5fb03f..4373706aa7 100644
--- a/src/script/api/script_date.hpp
+++ b/src/script/api/script_date.hpp
@@ -55,21 +55,21 @@ public:
 	 * @param date The date to get the year of.
 	 * @return The year.
 	 */
-	static int32 GetYear(Date date);
+	static SQInteger GetYear(Date date);
 
 	/**
 	 * Get the month of the given date.
 	 * @param date The date to get the month of.
 	 * @return The month.
 	 */
-	static int32 GetMonth(Date date);
+	static SQInteger GetMonth(Date date);
 
 	/**
 	 * Get the day (of the month) of the given date.
 	 * @param date The date to get the day of.
 	 * @return The day.
 	 */
-	static int32 GetDayOfMonth(Date date);
+	static SQInteger GetDayOfMonth(Date date);
 
 	/**
 	 * Get the date given a year, month and day of month.
@@ -78,7 +78,7 @@ public:
 	 * @param day_of_month The day of month of the to-be determined date.
 	 * @return The date.
 	 */
-	static Date GetDate(int32 year, int32 month, int32 day_of_month);
+	static Date GetDate(SQInteger year, SQInteger month, SQInteger day_of_month);
 
 	/**
 	 * Get the time of the host system.
@@ -86,7 +86,7 @@ public:
 	 * @api -ai
 	 * @note This uses the clock of the host system, which can skew or be set back. Use with caution.
 	 */
-	static int32 GetSystemTime();
+	static SQInteger GetSystemTime();
 };
 
 #endif /* SCRIPT_DATE_HPP */