diff --git a/src/output/output.cpp b/src/output/output.cpp
index 942d22dd..a092b984 100644
--- a/src/output/output.cpp
+++ b/src/output/output.cpp
@@ -602,7 +602,7 @@ namespace Mist {
       nxt.offset = 0;
       if (curPages.count(nxt.tid) && curPages[nxt.tid].mapped){
         if (getDTSCTime(curPages[nxt.tid].mapped, nxt.offset) < nxt.time){
-          DEBUG_MSG(DLVL_DEVEL, "Time going backwards in track %u - dropping track.", nxt.tid);
+          ERROR_MSG("Time going backwards in track %u - dropping track.", nxt.tid);
         }else{
           nxt.time = getDTSCTime(curPages[nxt.tid].mapped, nxt.offset);
           buffer.insert(nxt);
diff --git a/src/output/output.h b/src/output/output.h
index 7d3d8fbd..ea5831d2 100644
--- a/src/output/output.h
+++ b/src/output/output.h
@@ -1,3 +1,4 @@
+#pragma once
 #include <set>
 #include <cstdlib>
 #include <map>