diff --git a/libavcodec/internal.h b/libavcodec/internal.h
index 6f15a782bb8fed40fa32caefcfcde06934ba86b6..634400f384fd5dd528bb61295b37d4db2c1b793b 100644
--- a/libavcodec/internal.h
+++ b/libavcodec/internal.h
@@ -51,13 +51,13 @@
 #ifdef DEBUG
 #   define ff_dlog(ctx, ...) av_log(ctx, AV_LOG_DEBUG, __VA_ARGS__)
 #else
-#   define ff_dlog(ctx, ...)
+#   define ff_dlog(ctx, ...) while(0)
 #endif
 
 #ifdef TRACE
 #   define ff_tlog(ctx, ...) av_log(ctx, AV_LOG_TRACE, __VA_ARGS__)
 #else
-#   define ff_tlog(p, ...)
+#   define ff_tlog(ctx, ...) while(0)
 #endif