diff --git a/.gitmodules b/.gitmodules
index 4031ad0..972f541 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -2,15 +2,20 @@
 	path = content/14.x
 	url = https://github.com/gravitational/teleport/
 	branch = branch/v14
+	shallow = true
 [submodule "content/15.x"]
 	path = content/15.x
 	url = https://github.com/gravitational/teleport/
 	branch = branch/v15
+	shallow = true
 [submodule "content/16.x"]
 	path = content/16.x
 	url = https://github.com/gravitational/teleport/
 	branch = branch/v16
+	shallow = true
 [submodule "content/17.x"]
 	path = content/17.x
 	url = https://github.com/gravitational/teleport/
 	branch = master
+	shallow = true
+