diff --git a/docs/source/install.rst b/docs/source/install.rst
index f5cf6be..c386c8d 100644
--- a/docs/source/install.rst
+++ b/docs/source/install.rst
@@ -31,3 +31,4 @@ Dependency
 * `matplotlib`
 * `suncalc`
 * `keplergl`
+* `TransBigData`