diff --git a/src/COREMOD_arith/image_norm.c b/src/COREMOD_arith/image_norm.c
index 4e2878a3..68f53001 100644
--- a/src/COREMOD_arith/image_norm.c
+++ b/src/COREMOD_arith/image_norm.c
@@ -176,7 +176,7 @@ errno_t image_slicenorm(
 
     for( uint32_t ii=0; ii < sizescan[sliceaxis]; ii++ )
     {
-        printf("morm %3u : %lf\n", ii, normarray[ii]);
+        //printf("morm %3u : %lf\n", ii, normarray[ii]);
         outimg->im->array.F[ii] = sqrt(normarray[ii]);
     }