diff --git a/indra/newview/app_settings/settings.xml b/indra/newview/app_settings/settings.xml
index 00b59f9a4d..8fbeb82d07 100644
--- a/indra/newview/app_settings/settings.xml
+++ b/indra/newview/app_settings/settings.xml
@@ -10720,7 +10720,7 @@
     <key>Type</key>
     <string>F32</string>
     <key>Value</key>
-    <real>0.001</real>
+    <real>0.01</real>
   </map>
   <key>RenderSkySunlightScale</key>
   <map>
diff --git a/indra/newview/llenvironment.cpp b/indra/newview/llenvironment.cpp
index ffaca846dd..60c2682078 100644
--- a/indra/newview/llenvironment.cpp
+++ b/indra/newview/llenvironment.cpp
@@ -895,6 +895,14 @@ void LLEnvironment::initSingleton()
         gGenericDispatcher.addHandler(MESSAGE_PUSHENVIRONMENT, &environment_push_dispatch_handler);
     }
 
+    gSavedSettings.getControl("RenderSkyAutoAdjustProbeAmbiance")->getSignal()->connect(
+        [](LLControlVariable*, const LLSD& new_val, const LLSD& old_val)
+        {
+            LLSettingsSky::sAutoAdjustProbeAmbiance = new_val.asReal();
+        }
+    );
+    LLSettingsSky::sAutoAdjustProbeAmbiance = gSavedSettings.getF32("RenderSkyAutoAdjustProbeAmbiance");
+
     LLEventPumps::instance().obtain(PUMP_EXPERIENCE).stopListening(LISTENER_NAME);
     LLEventPumps::instance().obtain(PUMP_EXPERIENCE).listen(LISTENER_NAME, [this](LLSD message) { listenExperiencePump(message); return false; });
 }
diff --git a/indra/newview/llfloatereditextdaycycle.cpp b/indra/newview/llfloatereditextdaycycle.cpp
index bb47feaa95..4e764674e5 100644
--- a/indra/newview/llfloatereditextdaycycle.cpp
+++ b/indra/newview/llfloatereditextdaycycle.cpp
@@ -1724,7 +1724,9 @@ void LLFloaterEditExtDayCycle::showHDRNotification(const LLSettingsDay::ptr_t &p
         while (iter != end)
         {
             LLSettingsSky::ptr_t sky = std::static_pointer_cast<LLSettingsSky>(iter->second);
-            if (sky && sky->canAutoAdjust()) 
+            if (sky
+                && sky->canAutoAdjust()
+                && sky->getReflectionProbeAmbiance(true) != 0.f) 
             {
                 LLNotificationsUtil::add("AutoAdjustHDRSky");
                 return;
diff --git a/indra/newview/llfloaterfixedenvironment.cpp b/indra/newview/llfloaterfixedenvironment.cpp
index 8e28fd6234..3e8bad3ef5 100644
--- a/indra/newview/llfloaterfixedenvironment.cpp
+++ b/indra/newview/llfloaterfixedenvironment.cpp
@@ -186,7 +186,8 @@ void LLFloaterFixedEnvironment::setEditSettingsAndUpdate(const LLSettingsBase::p
     // teach user about HDR settings
     if (mSettings
         && mSettings->getSettingsType() == "sky"
-        && ((LLSettingsSky*)mSettings.get())->canAutoAdjust())
+        && ((LLSettingsSky*)mSettings.get())->canAutoAdjust()
+        && ((LLSettingsSky*)mSettings.get())->getReflectionProbeAmbiance(true) != 0.f)
     {
         LLNotificationsUtil::add("AutoAdjustHDRSky");
     }
diff --git a/indra/newview/llsettingsvo.cpp b/indra/newview/llsettingsvo.cpp
index 7009fb98ab..c07c939862 100644
--- a/indra/newview/llsettingsvo.cpp
+++ b/indra/newview/llsettingsvo.cpp
@@ -739,7 +739,6 @@ void LLSettingsVOSky::applySpecial(void *ptarget, bool force)
     static LLCachedControl<F32> auto_adjust_blue_horizon_scale(gSavedSettings, "RenderSkyAutoAdjustBlueHorizonScale", 1.f);
     static LLCachedControl<F32> auto_adjust_blue_density_scale(gSavedSettings, "RenderSkyAutoAdjustBlueDensityScale", 1.f);
     static LLCachedControl<F32> auto_adjust_sun_color_scale(gSavedSettings, "RenderSkyAutoAdjustSunColorScale", 1.f);
-    static LLCachedControl<F32> auto_adjust_probe_ambiance(gSavedSettings, "RenderSkyAutoAdjustProbeAmbiance", 1.f);
     static LLCachedControl<F32> sunlight_scale(gSavedSettings, "RenderSkySunlightScale", 1.5f);
     static LLCachedControl<F32> ambient_scale(gSavedSettings, "RenderSkyAmbientScale", 1.5f);
 
@@ -772,8 +771,7 @@ void LLSettingsVOSky::applySpecial(void *ptarget, bool force)
             shader->uniform3fv(LLShaderMgr::BLUE_DENSITY, blue_density.mV);
             shader->uniform3fv(LLShaderMgr::BLUE_HORIZON, blue_horizon.mV);
 
-            LLSettingsSky::sAutoAdjustProbeAmbiance = auto_adjust_probe_ambiance;
-            probe_ambiance = auto_adjust_probe_ambiance;  // NOTE -- must match LLSettingsSky::getReflectionProbeAmbiance value for "auto_adjust" true
+            probe_ambiance = sAutoAdjustProbeAmbiance;
         }
         else
         {