diff --git a/lib/vagrant/action/builtin/box_add.rb b/lib/vagrant/action/builtin/box_add.rb
index b951a805d..60ac6d597 100644
--- a/lib/vagrant/action/builtin/box_add.rb
+++ b/lib/vagrant/action/builtin/box_add.rb
@@ -527,22 +527,11 @@ module Vagrant
         end
 
         def validate_checksum(checksum_type, checksum, path)
-          checksum_klass = case checksum_type.to_sym
-          when :md5
-            Digest::MD5
-          when :sha1
-            Digest::SHA1
-          when :sha256
-            Digest::SHA2
-          else
-            raise Errors::BoxChecksumInvalidType,
-              type: checksum_type.to_s
-          end
-
-          @logger.info("Validating checksum with #{checksum_klass}")
+          @logger.info("Validating checksum with #{checksum_type}")
           @logger.info("Expected checksum: #{checksum}")
 
-          actual = FileChecksum.new(path, checksum_klass).checksum
+          actual = FileChecksum.new(path, checksum_type).checksum
+          @logger.info("Actual checksum: #{actual}")
           if actual.casecmp(checksum) != 0
             raise Errors::BoxChecksumMismatch,
               actual: actual,