diff --git a/doc/contributions.txt b/doc/contributions.txt
index 988410701b741e0022592b6a1ca9c3305585a816..2989f4a5b7ebd6d721f12b2e1f3b5c38dc13d4aa 100644
--- a/doc/contributions.txt
+++ b/doc/contributions.txt
@@ -581,6 +581,7 @@ Jonathan Yap
 	STORM-1639
 	STORM-910
 	STORM-1642
+	STORM-1659
 Kadah Coba
 	STORM-1060
 Jondan Lundquist
diff --git a/indra/newview/llpanelgrouplandmoney.cpp b/indra/newview/llpanelgrouplandmoney.cpp
index 8477219f87b04c986ceccd3875e740d1ee9e24b2..e66dd5690c2fa4f6132d98e256d10499dfe41eb1 100644
--- a/indra/newview/llpanelgrouplandmoney.cpp
+++ b/indra/newview/llpanelgrouplandmoney.cpp
@@ -1431,7 +1431,7 @@ void LLGroupMoneyPlanningTabEventHandler::processReply(LLMessageSystem* msg,
 	LLSD substitution;
 	// We don't do time zone corrections of the calculated number of seconds
 	// because we don't have a full time stamp, only a date.
-	substitution["datetime"] = LLDateUtil::secondsSinceEpochFromString("%m/%d/%Y", start_date);
+	substitution["datetime"] = LLDateUtil::secondsSinceEpochFromString("%Y-%m-%d", start_date);
 	LLStringUtil::format (time_str, substitution);
 
 	text.append(time_str);
@@ -1442,7 +1442,7 @@ void LLGroupMoneyPlanningTabEventHandler::processReply(LLMessageSystem* msg,
 		text.append(LLTrans::getString("NextStipendDay"));
 
 		time_str = date_format_str;
-		substitution["datetime"] = LLDateUtil::secondsSinceEpochFromString("%m/%d/%Y", next_stipend_date);
+		substitution["datetime"] = LLDateUtil::secondsSinceEpochFromString("%Y-%m-%d", next_stipend_date);
 		LLStringUtil::format (time_str, substitution);
 
 		text.append(time_str);