diff --git a/string_distance.lua b/string_distance.lua
index f0bd122..fb36603 100644
--- a/string_distance.lua
+++ b/string_distance.lua
@@ -186,12 +186,10 @@ local function strings_with_highest_similarity (str, list_of_other_str)
     -- Calculate similarity metrics
     for _, other_str in ipairs(list_of_other_str) do
         local total_sim = 0
-        --print(other_str)
         for _, similarity_func in ipairs(SIMILARITY_METRICS) do
-            local sim, max_sim, min_sim = similarity_func(str, other_str)
-            assert(max_sim ~= min_sim)
+            local sim, max_sim, min_sim  =  similarity_func(str, other_str)
+            assert(min_sim <= max_sim)
             total_sim = total_sim + (sim-min_sim)/(max_sim-min_sim)
-            --print('', sim, (sim-min_sim)/(max_sim-min_sim))
         end
         possible[#possible+1] = {other_str, total_sim}
         --print('\tTotal: '.. total_sim)
@@ -213,3 +211,4 @@ return {
     jaccard_similarity_of_words      =  jaccard_similarity_of_words,
     strings_with_highest_similarity  =  strings_with_highest_similarity,
 }
+