diff --git a/mg/mg4100.frm b/mg/mg4100.frm
index 591c43b01..f846ec3a3 100755
--- a/mg/mg4100.frm
+++ b/mg/mg4100.frm
@@ -179,7 +179,7 @@ SECTION BODY ODD 1
     BEGIN
       KEY " DESCR CAUS"
       PROMPT  32 2 ""
-      FIELD CAU->S0
+      FIELD %CAU->S0
     END
 
     SECTION INFO_DOC 3 0 1 NUM_EXPR LF_MOVMAG->NUMDOC!=0
@@ -252,7 +252,7 @@ SECTION BODY ODD 1
         KEY "prezzo"
         PROMPT  99 1 ""
         FIELD LF_RMOVMAG->PREZZO
-        PICTURE "##.####.###@"
+        PICTURE "###.####.##@"
       END
 
       NUMERO 108