diff --git a/repos/rust-lang/std-replacement-data.toml b/repos/rust-lang/std-replacement-data.toml
new file mode 100644
index 000000000..e1b459169
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+++ b/repos/rust-lang/std-replacement-data.toml
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+org = "rust-lang"
+name = "std-replacement-data"
+description = "Curated dataset of standard-library replacements for crates, surfaced on crates.io"
+bots = ["renovate"]
+
+[access.teams]
+crates-io = "write"
+
+[[rulesets]]
+pattern = "main"
+required-approvals = 0