diff --git a/src/openalpr/platelines.cpp b/src/openalpr/platelines.cpp
index 3cd50c9..de6924b 100644
--- a/src/openalpr/platelines.cpp
+++ b/src/openalpr/platelines.cpp
@@ -54,8 +54,8 @@ void PlateLines::processImage(Mat inputImage, CharacterRegion* charRegion, float
   
   
   
-  int morph_elem  = 1;
-  int morph_size = 1;
+  int morph_elem  = 2;
+  int morph_size = 2;
   Mat element = getStructuringElement( morph_elem, Size( 2*morph_size + 1, 2*morph_size+1 ), Point( morph_size, morph_size ) );