diff --git a/Skyrim.esm b/Skyrim.esm
index f36016b3..a3967d92 100644
Binary files a/Skyrim.esm and b/Skyrim.esm differ
diff --git a/scripts/_00e_mq11c_dropryneusnote.pex b/scripts/_00e_mq11c_dropryneusnote.pex
index d2a1253c..949b79f3 100644
Binary files a/scripts/_00e_mq11c_dropryneusnote.pex and b/scripts/_00e_mq11c_dropryneusnote.pex differ
diff --git a/scripts/_00e_setstageonopen.pex b/scripts/_00e_setstageonopen.pex
index 6888da5f..b0ac9756 100644
Binary files a/scripts/_00e_setstageonopen.pex and b/scripts/_00e_setstageonopen.pex differ
diff --git a/source/scripts/_00e_mq11c_dropryneusnote.psc b/source/scripts/_00e_mq11c_dropryneusnote.psc
index 7299e675..87052105 100644
--- a/source/scripts/_00e_mq11c_dropryneusnote.psc
+++ b/source/scripts/_00e_mq11c_dropryneusnote.psc
@@ -1,11 +1,9 @@
 Scriptname _00E_MQ11c_DropRyneusNote extends ObjectReference  
 
-
 Event OnContainerChanged(ObjectReference akNewContainer, ObjectReference akOldContainer)
-	if akNewContainer == Game.GetPlayer()
+	if akNewContainer == Game.GetForm(0x14) && !MQ11c.IsStageDone(50)
 		MQ11c.SetCurrentStageID(50)
 	endif
-
 EndEvent
 
-Quest Property MQ11c Auto
\ No newline at end of file
+Quest Property MQ11c Auto
diff --git a/source/scripts/_00e_setstageonopen.psc b/source/scripts/_00e_setstageonopen.psc
index 6cf758ae..51478919 100644
--- a/source/scripts/_00e_setstageonopen.psc
+++ b/source/scripts/_00e_setstageonopen.psc
@@ -1,18 +1,12 @@
 Scriptname _00E_SetStageOnOpen extends ObjectReference  
-
-Event OnInit()
-	BlockActivation()
-EndEvent
-
-Event OnLoad()
-	BlockActivation()
-EndEvent
+; This script is currently used only by _00E_NQYogoshAntriebskern "Propulsion Valve" [MISC:0009523E]
+; TODO: Change the script to _00E_SetStageOnActivate
 
 Event OnActivate(ObjectReference akActionRef)
 
 	If (akActionRef == Game.GetPlayer()) && (doOnce == 0)
 		QuestToSet.SetCurrentStageID(StageToSet)
-		doOnce = 0
+		doOnce = 1
 	Else
 		Return
 	EndIf
@@ -21,4 +15,4 @@ endEvent
 
 Int doOnce 
 Int Property StageToSet Auto
-Quest Property QuestToSet Auto
\ No newline at end of file
+Quest Property QuestToSet Auto