diff --git a/middleman-core/features/gzip.feature b/middleman-core/features/gzip.feature
index 93ae2cf5..5a5a4265 100644
--- a/middleman-core/features/gzip.feature
+++ b/middleman-core/features/gzip.feature
@@ -3,12 +3,12 @@ Feature: GZIP assets during build
   Scenario: Built assets should be gzipped
     Given a successfully built app at "gzip-app"
     Then the following files should exist:
-      | build/javascripts/test.js.gz |
-      | build/stylesheets/test.css.gz |
+      | build/index.html |
       | build/index.html.gz |
       | build/javascripts/test.js |
+      | build/javascripts/test.js.gz |
       | build/stylesheets/test.css |
-      | build/index.html |
+      | build/stylesheets/test.css.gz |
     When I run `file build/javascripts/test.js.gz`
     Then the output should contain "gzip"
 
@@ -18,4 +18,35 @@ Feature: GZIP assets during build
     Then I should see "test_function"
     When I go to "/stylesheets/test.css"
     Then I should see "test_selector"
-   
\ No newline at end of file
+
+  Scenario: Only specified extensions should be gzipped
+    Given a fixture app "gzip-app"
+    And a file named "config.rb" with:
+      """
+      activate :gzip, exts: %w(.js .html .htm)
+      """
+    And a successfully built app at "gzip-app"
+    Then the following files should exist:
+      | build/index.html |
+      | build/index.html.gz |
+      | build/javascripts/test.js |
+      | build/javascripts/test.js.gz |
+      | build/stylesheets/test.css |
+    And the following files should not exist:
+      | build/stylesheets/test.css.gz |
+
+  Scenario: Gzipped files are not produced for ignored paths
+    Given a fixture app "gzip-app"
+    And a file named "config.rb" with:
+      """
+      activate :gzip, ignore: ['index.html', %r(javascripts/.*)]
+      """
+    And a successfully built app at "gzip-app"
+    Then the following files should exist:
+      | build/index.html |
+      | build/javascripts/test.js |
+      | build/stylesheets/test.css |
+      | build/stylesheets/test.css.gz |
+    And the following files should not exist:
+      | build/index.html.gz |
+      | build/javascripts/test.js.gz |
diff --git a/middleman-core/lib/middleman-core/extension.rb b/middleman-core/lib/middleman-core/extension.rb
index 89f4e613..60c6617d 100644
--- a/middleman-core/lib/middleman-core/extension.rb
+++ b/middleman-core/lib/middleman-core/extension.rb
@@ -1,5 +1,6 @@
 require 'active_support/core_ext/module/delegation'
 require 'active_support/core_ext/class/attribute'
+require 'middleman-core/configuration'
 
 module Middleman
   # Middleman's Extension API provides the ability to add functionality to Middleman
diff --git a/middleman-core/lib/middleman-core/extensions/gzip.rb b/middleman-core/lib/middleman-core/extensions/gzip.rb
index 5a034371..915b40b3 100644
--- a/middleman-core/lib/middleman-core/extensions/gzip.rb
+++ b/middleman-core/lib/middleman-core/extensions/gzip.rb
@@ -11,6 +11,7 @@
 #
 class Middleman::Extensions::Gzip < ::Middleman::Extension
   option :exts, %w(.js .css .html .htm), 'File extensions to Gzip when building.'
+  option :ignore, [], 'Patterns to avoid gzipping'
 
   class NumberHelpers
     include ::Padrino::Helpers::NumberHelpers
@@ -33,7 +34,7 @@ class Middleman::Extensions::Gzip < ::Middleman::Extension
     # Fill a queue with inputs
     in_queue = Queue.new
     paths.each do |path|
-      in_queue << path if options.exts.include?(path.extname)
+      in_queue << path if should_gzip?(path)
     end
     num_paths = in_queue.size
 
@@ -97,4 +98,13 @@ class Middleman::Extensions::Gzip < ::Middleman::Extension
 
     [output_filename, old_size, new_size]
   end
+
+  private
+
+  # Whether a path should be gzipped
+  # @param [Pathname] path A destination path
+  # @return [Boolean]
+  def should_gzip?(path)
+    options.exts.include?(path.extname) && options.ignore.none? { |ignore| Middleman::Util.path_match(ignore, path.to_s) }
+  end
 end