diff --git a/src/Image.cpp b/src/Image.cpp
index 4d5b505a501ef528a48141976a0eb1f3ad9a1fc7..927bab4b0e99936d3a38152b7ee87d4beb445dc7 100644
--- a/src/Image.cpp
+++ b/src/Image.cpp
@@ -35,7 +35,7 @@ Pixel &Image::getPix(int x,int y)
 return tab[y*dimx+x];	
 }
 
-Pixel Image::getPix(int x,int y)const
+Pixel &Image::getPix(int x,int y)const
 {Pixel i=tab[y*dimx+x];	
 return tab[y*dimx+x];
 }