diff --git a/lib/results_table_builder.rb b/lib/results_table_builder.rb
index 75f3ba9c..5aee5f66 100644
--- a/lib/results_table_builder.rb
+++ b/lib/results_table_builder.rb
@@ -214,8 +214,7 @@ def gc_ratio(base, other)
   def format_ratio(ratio, pval)
     sym = significance_symbol(pval)
     formatted = "%.3f" % ratio
-    suffix = sym.empty? ? "" : " (#{sym})"
-    (formatted + suffix).ljust(formatted.length + 6)
+    sym.empty? ? formatted : "#{formatted} (#{sym})"
   end
 
   def format_p_value(pval)