diff --git a/.gitignore b/.gitignore
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diff --git a/.rspec b/.rspec
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diff --git a/.travis.yml b/.travis.yml
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diff --git a/.yardopts b/.yardopts
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diff --git a/Gemfile b/Gemfile
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diff --git a/Guardfile b/Guardfile
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diff --git a/LICENSE.txt b/LICENSE.txt
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diff --git a/README.md b/README.md
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diff --git a/Rakefile b/Rakefile
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diff --git a/TODO.md b/TODO.md
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diff --git a/iiif_s3.gemspec b/iiif_s3.gemspec
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index b935feb..7077acd
--- a/iiif_s3.gemspec
+++ b/iiif_s3.gemspec
@@ -31,6 +31,6 @@ Gem::Specification.new do |spec|
   spec.add_runtime_dependency "aws-sdk", "~> 2.1"
   spec.add_runtime_dependency "mini_magick", "~> 4.2"
   spec.add_runtime_dependency "rmagick", "~> 2.15"
-  spec.add_runtime_dependency "json-ld", "~> 1.1"
+  spec.add_runtime_dependency "json-ld", "~> 2.1"
   spec.add_runtime_dependency "jsonlint", "~> 0.1"
 end
diff --git a/lib/iiif_s3.rb b/lib/iiif_s3.rb
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diff --git a/lib/iiif_s3/amazon_s3.rb b/lib/iiif_s3/amazon_s3.rb
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diff --git a/lib/iiif_s3/base_properties.rb b/lib/iiif_s3/base_properties.rb
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diff --git a/lib/iiif_s3/builder.rb b/lib/iiif_s3/builder.rb
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diff --git a/lib/iiif_s3/collection.rb b/lib/iiif_s3/collection.rb
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diff --git a/lib/iiif_s3/config.rb b/lib/iiif_s3/config.rb
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diff --git a/lib/iiif_s3/errors.rb b/lib/iiif_s3/errors.rb
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diff --git a/lib/iiif_s3/full_image.rb b/lib/iiif_s3/full_image.rb
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diff --git a/lib/iiif_s3/image_info.rb b/lib/iiif_s3/image_info.rb
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diff --git a/lib/iiif_s3/image_record.rb b/lib/iiif_s3/image_record.rb
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diff --git a/lib/iiif_s3/image_tile.rb b/lib/iiif_s3/image_tile.rb
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diff --git a/lib/iiif_s3/image_variant.rb b/lib/iiif_s3/image_variant.rb
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diff --git a/lib/iiif_s3/thumbnail.rb b/lib/iiif_s3/thumbnail.rb
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diff --git a/lib/iiif_s3/utilities.rb b/lib/iiif_s3/utilities.rb
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diff --git a/lib/iiif_s3/utilities/pdf_splitter.rb b/lib/iiif_s3/utilities/pdf_splitter.rb
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diff --git a/lib/iiif_s3/version.rb b/lib/iiif_s3/version.rb
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diff --git a/spec/base_properties_spec.rb b/spec/base_properties_spec.rb
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diff --git a/spec/iiif_s3/amazon_s3_spec.rb b/spec/iiif_s3/amazon_s3_spec.rb
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diff --git a/spec/iiif_s3/builder_spec.rb b/spec/iiif_s3/builder_spec.rb
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diff --git a/spec/iiif_s3/collection_spec.rb b/spec/iiif_s3/collection_spec.rb
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diff --git a/spec/iiif_s3/config_spec.rb b/spec/iiif_s3/config_spec.rb
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diff --git a/spec/iiif_s3/image_info_spec.rb b/spec/iiif_s3/image_info_spec.rb
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diff --git a/spec/iiif_s3/image_record_spec.rb b/spec/iiif_s3/image_record_spec.rb
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diff --git a/spec/iiif_s3/image_variant_spec.rb b/spec/iiif_s3/image_variant_spec.rb
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diff --git a/spec/iiif_s3/manifest_spec.rb b/spec/iiif_s3/manifest_spec.rb
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