diff --git a/REUSE.toml b/REUSE.toml
index ead05c4..da40ea3 100644
--- a/REUSE.toml
+++ b/REUSE.toml
@@ -6,6 +6,7 @@ path = [
     ".gas-snapshot",
     ".github/workflows/**/",
     ".vscode/**/",
+    "audit/**/",
     "Cargo.lock",
     "Cargo.toml",
     ".gitignore",
diff --git a/audit/protofire.rain.math.float.feb-2026.pdf b/audit/protofire.rain.math.float.feb-2026.pdf
new file mode 100644
index 0000000..e83ae21
Binary files /dev/null and b/audit/protofire.rain.math.float.feb-2026.pdf differ