diff --git a/crates/slice-deque/RUSTSEC-0000-0000.md b/crates/slice-deque/RUSTSEC-0000-0000.md
new file mode 100644
index 0000000..248f865
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@@ -0,0 +1,15 @@
+```toml
+[advisory]
+id = "RUSTSEC-0000-0000"
+package = "slice-deque"
+date = "2020-02-10"
+url = "https://github.com/gnzlbg/slice_deque/issues/94"
+informational = "unmaintained"
+
+[versions]
+patched = []
+```
+
+# slice-deque is unmaintained
+
+The author of the `slice-deque` crate is unresponsive and is not receiving security patches.