diff --git a/depcheck/update-cargo-dependencies.py b/depcheck/update-cargo-dependencies.py
index d76cbde..5041fe7 100755
--- a/depcheck/update-cargo-dependencies.py
+++ b/depcheck/update-cargo-dependencies.py
@@ -39,7 +39,7 @@ update_necessary = False
 
 # This updates the crates.io index, see https://github.com/rust-lang/cargo/issues/3377
 subprocess.run(
-    ["cargo", "search", "--limit", "0"],
+    ["cargo", "update", "--dry-run"],
     check=True,
     capture_output=False,  # to get some git output
 )