diff --git a/cg/cg4100.cpp b/cg/cg4100.cpp
index 43a493c48..b4567ea4b 100755
--- a/cg/cg4100.cpp
+++ b/cg/cg4100.cpp
@@ -41,7 +41,7 @@ struct therec {
   char DATAREG[9];
   char REG[4];
   char DATADOC[9];
-  char NUMDOC[7];
+  char NUMPROT[7];
   char ANNOES[5];
   char NUMREG[8];
 };
@@ -219,8 +219,9 @@ bool CG4100_App::sort_mov()
 
   sort.addsortkey(rbuf.DATAREG - (char*)&rbuf, 8);
   sort.addsortkey(rbuf.REG     - (char*)&rbuf, 3);
-  sort.addsortkey(rbuf.NUMDOC  - (char*)&rbuf, 6);
+  sort.addsortkey(rbuf.NUMPROT  - (char*)&rbuf, 6);
   sort.addsortkey(rbuf.DATADOC - (char*)&rbuf, 8);
+  sort.addsortkey(rbuf.NUMREG - (char*)&rbuf, 7);
 
   sort.init();
 
@@ -236,7 +237,7 @@ bool CG4100_App::sort_mov()
     strcpy(rbuf.DATAREG, d.string(ANSI));
     strcpy(rbuf.REG,     mov.get(MOV_REG));
     d = mov.get(MOV_DATADOC);
-    strcpy(rbuf.NUMDOC,  mov.get(MOV_NUMDOC));
+    strcpy(rbuf.NUMPROT,  mov.get(MOV_PROTIVA));
     strcpy(rbuf.DATADOC, d.string(ANSI));
     strcpy(rbuf.ANNOES,  mov.get(MOV_ANNOES));
     strcpy(rbuf.NUMREG,  mov.get(MOV_NUMREG));