diff --git a/src/add-ons/kernel/file_systems/packagefs/NameIndex.cpp b/src/add-ons/kernel/file_systems/packagefs/NameIndex.cpp
index ebc8a767ec..6172195e6d 100644
--- a/src/add-ons/kernel/file_systems/packagefs/NameIndex.cpp
+++ b/src/add-ons/kernel/file_systems/packagefs/NameIndex.cpp
@@ -148,13 +148,12 @@ NameIndex::Init(Volume* volume)
 	if (error != B_OK)
 		return error;
 
+	fVolume->AddNodeListener(this, NULL);
+
 	fEntries = new(std::nothrow) EntryTree;
 	if (fEntries == NULL)
 		return B_NO_MEMORY;
 
-	fVolume = volume;
-	fVolume->AddNodeListener(this, NULL);
-
 	return B_OK;
 }