diff --git a/app/logical/downloads/file.rb b/app/logical/downloads/file.rb
index e77e6d0a7..85bdd529b 100644
--- a/app/logical/downloads/file.rb
+++ b/app/logical/downloads/file.rb
@@ -41,8 +41,8 @@ module Downloads
       limit = 4
 
       while true
-        unless url.is_a?(URI::HTTP)
-          raise Error.new("URL must be HTTP")
+        unless url.is_a?(URI::HTTP) || url.is_a?(URI::HTTPS)
+          raise Error.new("URL must be HTTP or HTTPS")
         end
 
         headers = {
@@ -50,7 +50,7 @@ module Downloads
         }
         @source, headers = before_download(source, headers)
         
-        Net::HTTP.start(url.host, url.port) do |http|
+        Net::HTTP.start(url.host, url.port, :use_ssl => url.is_a?(URI::HTTPS)) do |http|
           http.read_timeout = 10
           http.request_get(url.request_uri, headers) do |res|
             case res
diff --git a/app/models/upload.rb b/app/models/upload.rb
index 919edcb42..cd2523601 100644
--- a/app/models/upload.rb
+++ b/app/models/upload.rb
@@ -247,7 +247,7 @@ class Upload < ActiveRecord::Base
   module DownloaderMethods
     # Determines whether the source is downloadable
     def is_downloadable?
-      source =~ /^http:\/\// && file_path.blank?
+      source =~ /^https?:\/\// && file_path.blank?
     end
 
     # Downloads the file to destination_path
diff --git a/test/unit/downloads/file_test.rb b/test/unit/downloads/file_test.rb
index efac1cee2..24fd99a29 100644
--- a/test/unit/downloads/file_test.rb
+++ b/test/unit/downloads/file_test.rb
@@ -39,5 +39,24 @@ module Downloads
         assert_match(/image\/gif/, @download.content_type)
       end
     end
+
+    context "A post download with an HTTPS source" do
+      setup do
+        @source = "https://www.google.com/intl/en_ALL/images/logo.gif"
+        @tempfile = Tempfile.new("danbooru-test")
+        @download = Downloads::File.new(@source, @tempfile.path)
+      end
+
+      teardown do
+        @tempfile.close
+      end
+
+      should "stream a file from an HTTPS source" do
+        @download.http_get_streaming do |resp|
+          assert_equal("200", resp.code)
+          assert(resp["Content-Length"].to_i > 0, "File should be larger than 0 bytes")
+        end
+      end
+    end
   end
 end
diff --git a/test/unit/upload_test.rb b/test/unit/upload_test.rb
index d4b0a249d..44518811c 100644
--- a/test/unit/upload_test.rb
+++ b/test/unit/upload_test.rb
@@ -79,6 +79,23 @@ class UploadTest < ActiveSupport::TestCase
         end
       end
 
+      context "determining if a file is downloadable" do
+        should "classify HTTP sources as downloadable" do
+          @upload = FactoryGirl.create(:source_upload, source: "http://www.example.com/1.jpg")
+          assert_not_nil(@upload.is_downloadable?)
+        end
+
+        should "classify HTTPS sources as downloadable" do
+          @upload = FactoryGirl.create(:source_upload, source: "https://www.example.com/1.jpg")
+          assert_not_nil(@upload.is_downloadable?)
+        end
+
+        should "classify non-HTTP/HTTPS sources as not downloadable" do
+          @upload = FactoryGirl.create(:source_upload, source: "ftp://www.example.com/1.jpg")
+          assert_nil(@upload.is_downloadable?)
+        end
+      end
+
       context "file processor" do
         should "parse and process a cgi file representation" do
           FileUtils.cp("#{Rails.root}/test/files/test.jpg", "#{Rails.root}/tmp")