diff --git a/src/base/trace.hh b/src/base/trace.hh
index 0b136f9..6171cb3 100644
--- a/src/base/trace.hh
+++ b/src/base/trace.hh
@@ -232,6 +232,7 @@
 #define DDUMPN(data, count) do {} while (0)
 #define DPRINTFN(...) do {} while (0)
 #define DPRINTFNR(...) do {} while (0)
+#define DPRINTF_UNCONDITIONAL(x, ...) do {} while (0)
 
 #endif  // TRACING_ON