diff --git a/src/Tokstyle/Linter/Callgraph.hs b/src/Tokstyle/Linter/Callgraph.hs
index 7e3e400..b4ab433 100644
--- a/src/Tokstyle/Linter/Callgraph.hs
+++ b/src/Tokstyle/Linter/Callgraph.hs
@@ -474,6 +474,7 @@ analyse = reverse . flip State.execState [] . linter . (builtins <>) . callgraph
         , "SOCK_STREAM"
         , "SOL_SOCKET"
         , "SO_BROADCAST"
+        , "SO_EXCLUSIVEADDRUSE"
         , "SO_NOSIGPIPE"
         , "SO_RCVBUF"
         , "SO_REUSEADDR"