diff --git a/tasks.py b/tasks.py
index 88709da..82de785 100644
--- a/tasks.py
+++ b/tasks.py
@@ -11,3 +11,7 @@ def add(c, url, name=None):
         name = url
     c.run(f"git submodule add {url}")
     c.run(f"git commit -am 'added: {name}'")
+
+@task
+def update(c):
+    c.run("git pull && git submodule update --init")
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