diff --git a/TrackletGraph.py b/TrackletGraph.py
index b106ed2..203a48f 100644
--- a/TrackletGraph.py
+++ b/TrackletGraph.py
@@ -208,10 +208,7 @@ def populate_bitwidths(mem,hls_dir): # FIXME this information should be parsed f
         elif mem.mtype == "AllStubs" or mem.mtype == "InputLink":
             mem.bitwidth = 36
         elif mem.mtype == "AllInnerStubs":
-            if disk>-1:
-              mem.bitwidth = 52
-            else:
-              mem.bitwidth = 51
+            mem.bitwidth = 51
         elif mem.mtype == "DTCLink":
             mem.bitwidth = 39
         elif mem.mtype == "StubPairs":