diff --git a/lslopt/lsldeadcode.py b/lslopt/lsldeadcode.py
index e7abf62..360a1d2 100644
--- a/lslopt/lsldeadcode.py
+++ b/lslopt/lsldeadcode.py
@@ -318,6 +318,15 @@ class deadcode(object):
 
             node = sym['W']
             nt = node.nt
+
+            while nt == 'IDENT':
+                # Follow the chain of identifiers all the way to the original
+                if self.symtab[node.scope][node.name].get('W', False) is False:
+                    return sym
+                sym = self.symtab[node.scope][node.name]
+                node = sym['W']
+                nt = node.nt
+
             if nt == 'CONST':
                 tcurnode = curnode.t
                 if tcurnode in ('integer', 'string', 'key'):