diff --git a/src/ZSOLVER/dyn_sources.f90 b/src/ZSOLVER/dyn_sources.f90
index aa8feb2fc99f4836c19fd04492f442826b0457a1..d4d3b4275e63b9003c3c84772df98075ab23d38f 100644
--- a/src/ZSOLVER/dyn_sources.f90
+++ b/src/ZSOLVER/dyn_sources.f90
@@ -275,7 +275,7 @@ CALL MNH_MEM_GET( ZRVT, JIU, JJU, JKU )
 ZRUT(:,:,:) = PUT(:,:,:) * MXM(PRHODJ(:,:,:))
 ZRVT(:,:,:) = PVT(:,:,:) * MYM(PRHODJ(:,:,:))
 
-print *,"PUT(1,1,1)",PUT(1,1,1)
+!print *,"PUT(1,1,1)",PUT(1,1,1)
 #else
 CALL MXM_DEVICE(PRHODJ(:,:,:), ZTMP1_DEVICE (:,:,:))
 CALL MYM_DEVICE(PRHODJ(:,:,:), ZTMP2_DEVICE (:,:,:))