diff --git a/data/geolocation-!cn b/data/geolocation-!cn
index 93d3c2d9..980598ac 100644
--- a/data/geolocation-!cn
+++ b/data/geolocation-!cn
@@ -21,6 +21,7 @@ include:ebay
 include:facebook
 include:faststone
 include:gfw
+include:gitbook
 include:github
 include:gitlab
 include:globalvoices
diff --git a/data/gitbook b/data/gitbook
new file mode 100644
index 00000000..f3da1e7a
--- /dev/null
+++ b/data/gitbook
@@ -0,0 +1,3 @@
+gitbook.com
+gitbook.io
+gitbook.zendesk.com