diff --git a/t/FusionInventory/Test/Utils.pm b/t/FusionInventory/Test/Utils.pm
index 5bf0a88cb1..a65ce97e98 100644
--- a/t/FusionInventory/Test/Utils.pm
+++ b/t/FusionInventory/Test/Utils.pm
@@ -119,7 +119,7 @@ sub loadRegistryDump {
 
     my $root_offset;
     my $root_key = {};
-    my $current_key;
+    my $current_key = $root_key;
 
     open (my $handle, '<', $file) or die "can't open $file: $ERRNO";