1 files changed, 3 insertions, 3 deletions
diff --git a/lib/overwrite.rb b/lib/overwrite.rb
index 2287a92..cef5758 100644
--- a/lib/overwrite.rb
+++ b/lib/overwrite.rb
@@ -23,10 +23,10 @@ class Numeric
 end
 
 class Float
-  # round to significant digits
+  # round to n significant digits
   # http://stackoverflow.com/questions/8382619/how-to-round-a-float-to-a-specified-number-of-significant-digits-in-ruby
-  def signif(signs)
-    Float("%.#{signs}g" % self)
+  def signif(n)
+    Float("%.#{n}g" % self)
   end
 end