diff --git a/.deny.toml b/.deny.toml
index 21d40007..3c08bc8d 100644
--- a/.deny.toml
+++ b/.deny.toml
@@ -16,6 +16,7 @@ ignore = [
   { id = "RUSTSEC-2026-0118", reason = "`hickory-proto` v0.25.0-alpha.5 is present transitively from logos crates, modification may break integration" },
   { id = "RUSTSEC-2026-0119", reason = "`hickory-proto` v0.25.0-alpha.5 is present transitively from logos crates, modification may break integration" },
   { id = "RUSTSEC-2024-0370", reason = "transitive dependency of `logos-blockchain-http-api-common`, can't do anything than wait for upstream fix" },
+  { id = "RUSTSEC-2026-0173", reason = "`proc-macro-error2` is unmaintained; pulled in transitively via `leptos_macro` and `overwatch-derive`, waiting on upstream fix" },
 ]
 yanked = "deny"
 unused-ignored-advisory = "deny"