diff --git a/Main.hs b/Main.hs
index 3e10d75..9421ae3 100644
--- a/Main.hs
+++ b/Main.hs
@@ -270,5 +270,5 @@ truthtable s = open <> header <> "\\hline\n" <> body <> close
     bools assignments = [if bool then "1" else "0" | (key, bool) <- assignments]
 
     parts assignments =
-      (\xs -> [[x] | x <- xs]) $
+      (\xs -> [[x] | x <- filter (\i -> i /= ' ') xs]) $
       fromJust $ serializeLatexTruthTableRow assignments s