diff --git a/src/main/ruby/truffleruby/core/truffle/range_operations.rb b/src/main/ruby/truffleruby/core/truffle/range_operations.rb
index d0be7c1c4a6b..ae71fe5ce1c2 100644
--- a/src/main/ruby/truffleruby/core/truffle/range_operations.rb
+++ b/src/main/ruby/truffleruby/core/truffle/range_operations.rb
@@ -82,7 +82,7 @@ def self.range_cover?(range, other)
       return false if Primitive.nil?(b2) && !Primitive.nil?(b1)
       return false if Primitive.nil?(e2) && !Primitive.nil?(e1)
 
-      return false unless (Primitive.nil?(b2) || cover?(range, b2)) 
+      return false unless (Primitive.nil?(b2) || cover?(range, b2))
 
       return true if Primitive.nil?(e2)
 
@@ -90,7 +90,7 @@ def self.range_cover?(range, other)
         !(range.exclude_end? && !other.exclude_end?)
       else
         if Integer === e2 && other.exclude_end?
-          cover?(range, e2 -1)
+          cover?(range, e2 - 1)
         else
           cover?(range, e2)
         end