diff --git a/indra/newview/llenvironment.cpp b/indra/newview/llenvironment.cpp
index 03a0b741b9a6b7f92f683bf79659b7d8bf94ceb7..1360b4bd678f3f18311268156c0e0bdb04f22139 100644
--- a/indra/newview/llenvironment.cpp
+++ b/indra/newview/llenvironment.cpp
@@ -815,7 +815,7 @@ const F64Seconds LLEnvironment::TRANSITION_SLOW(10.0f);
 const F64Seconds LLEnvironment::TRANSITION_ALTITUDE(5.0f);
 
 const LLUUID LLEnvironment::KNOWN_SKY_SUNRISE("01e41537-ff51-2f1f-8ef7-17e4df760bfb");
-const LLUUID LLEnvironment::KNOWN_SKY_MIDDAY("bd2e6d30-6e16-3253-e3e6-549e30b536ca");
+const LLUUID LLEnvironment::KNOWN_SKY_MIDDAY("651510b8-5f4d-8991-1592-e7eeab2a5a06");
 const LLUUID LLEnvironment::KNOWN_SKY_LEGACY_MIDDAY("6c83e853-e7f8-cad7-8ee6-5f31c453721c");
 const LLUUID LLEnvironment::KNOWN_SKY_SUNSET("084e26cd-a900-28e8-08d0-64a9de5c15e2");
 const LLUUID LLEnvironment::KNOWN_SKY_MIDNIGHT("8a01b97a-cb20-c1ea-ac63-f7ea84ad0090");