diff --git a/src/openalpr/config.cpp b/src/openalpr/config.cpp
index 17f4846..35c24fa 100644
--- a/src/openalpr/config.cpp
+++ b/src/openalpr/config.cpp
@@ -257,6 +257,7 @@ namespace alpr
     debugTiming = value;
     debugStateId = value;
     debugPlateLines = value;
+    debugPrewarp = value;
     debugPlateCorners = value;
     debugCharSegmenter = value;
     debugCharAnalysis = value;