diff --git a/lib/net/http/header.rb b/lib/net/http/header.rb
index 912419d..9cbd7d55 100644
--- a/lib/net/http/header.rb
+++ b/lib/net/http/header.rb
@@ -294,6 +294,12 @@ module Net::HTTPHeader
     m[1].to_i .. m[2].to_i
   end
 
+  def content_range_unit
+    return nil unless @header['content-range']
+    match = /(?<unit>\S+)\s/i.match(self['Content-Range'])
+    match[:unit]
+  end
+
   # The length of the range represented in Content-Range: header.
   def range_length
     r = content_range() or return nil
diff --git a/lib/net/http/response.rb b/lib/net/http/response.rb
index 126c221..2f825b9 100644
--- a/lib/net/http/response.rb
+++ b/lib/net/http/response.rb
@@ -248,7 +248,7 @@ class Net::HTTPResponse
   def inflater # :nodoc:
     return yield @socket unless Net::HTTP::HAVE_ZLIB
     return yield @socket unless @decode_content
-    return yield @socket if self['content-range']
+    return yield @socket if content_range_unit == 'bytes'
 
     v = self['content-encoding']
     case v && v.downcase
diff --git a/test/net/http/test_httpresponse.rb b/test/net/http/test_httpresponse.rb
index 404c7ae..e6ec041 100644
--- a/test/net/http/test_httpresponse.rb
+++ b/test/net/http/test_httpresponse.rb
@@ -237,6 +237,34 @@ EOS
     assert_equal "\x1F\x8B\b\x00\x00\x00\x00\x00\x00\x03", body
   end
 
+  def test_read_body_content_encoding_ignore_custom_content_range
+    io = dummy_io(<<EOS)
+HTTP/1.1 200 OK
+Accept-Ranges: items
+Content-Range: items 1-1/10
+Content-Encoding: gzip
+Connection: close
+Transfer-Encoding: chunked
+
+6
+x\x9C\xCBH\xCD\xC9
+7
+\xC9\a\x00\x06,\x02\x15
+0
+
+EOS
+
+    res = Net::HTTPResponse.read_new(io)
+    res.decode_content = true
+    body = nil
+
+    res.reading_body io, true do
+      body = res.read_body
+    end
+
+    assert_equal 'hello', body
+  end
+
   def test_read_body_content_encoding_deflate_empty_body
     io = dummy_io(<<EOS)
 HTTP/1.1 200 OK