diff --git a/tools/zim_update b/tools/zim_update
index ec422f0..5f3f73e 100644
--- a/tools/zim_update
+++ b/tools/zim_update
@@ -4,8 +4,8 @@
 
 cd ${ZDOTDIR:-${HOME}/.zim}
 
-# this is the cleanest way I know of to update a repository
+# this is the cleanest way I know how to update a repository
 git remote update -p
 git merge --ff-only @\{u\}
 # and update the submodules
-git submodule foreach --quiet --recursive git pull origin master
+git submodule update --init --recursive