diff --git a/Libraries/LibIPC/Decoder.cpp b/Libraries/LibIPC/Decoder.cpp
index 35e987cc9f6..438c1ddbb5a 100644
--- a/Libraries/LibIPC/Decoder.cpp
+++ b/Libraries/LibIPC/Decoder.cpp
@@ -178,6 +178,7 @@ bool Decoder::decode(File& file)
     return true;
 #else
     (void)file;
+    (void)m_sockfd;
     warnln("fd passing is not supported on this platform, sorry :(");
     return false;
 #endif