diff --git a/util/ceg/ce_back/as_back/gen1.c b/util/ceg/ce_back/as_back/gen1.c
index 7d766e3c4..83c77e52f 100644
--- a/util/ceg/ce_back/as_back/gen1.c
+++ b/util/ceg/ce_back/as_back/gen1.c
@@ -10,7 +10,7 @@ arith w;
 			break;
 	  case SEGROM : fprint( codefile, BYTE_FMT, (arith) w);
 			break;
-	  case SEGBSS : bss( 1);
+	  case SEGBSS : bss( (arith) 1);
 			break;
 	  default : fprint( STDERR, "gen1 unkown seg %d\n", cur_seg);
 	}
diff --git a/util/ceg/ce_back/as_back/gen2.c b/util/ceg/ce_back/as_back/gen2.c
index 26172f208..6af489e55 100644
--- a/util/ceg/ce_back/as_back/gen2.c
+++ b/util/ceg/ce_back/as_back/gen2.c
@@ -10,7 +10,7 @@ arith w;
 			break;
 	  case SEGROM : fprint( codefile, WORD_FMT, (arith) w);
 			break;
-	  case SEGBSS : bss( 2);
+	  case SEGBSS : bss( (arith) 2);
 			break;
 	  default : fprint( STDERR, "gen2 unkown seg %d\n", cur_seg);
 	}
diff --git a/util/ceg/ce_back/as_back/gen4.c b/util/ceg/ce_back/as_back/gen4.c
index 6871179a5..3209f6584 100644
--- a/util/ceg/ce_back/as_back/gen4.c
+++ b/util/ceg/ce_back/as_back/gen4.c
@@ -10,7 +10,7 @@ arith w;
 			break;
 	  case SEGROM : fprint( codefile, LONG_FMT, (arith) w);
 			break;
-	  case SEGBSS : bss( 4);
+	  case SEGBSS : bss( (arith) 4);
 			break;
 	  default : fprint( STDERR, "gen4 unkown seg %d\n", cur_seg);
 	}
diff --git a/util/ceg/ce_back/obj_back/gen1.c b/util/ceg/ce_back/obj_back/gen1.c
index 664f9fe56..293addcb1 100644
--- a/util/ceg/ce_back/obj_back/gen1.c
+++ b/util/ceg/ce_back/obj_back/gen1.c
@@ -12,7 +12,7 @@ ONE_BYTE c;
 			       return;
 		case SEGROM  : rom1( c);
 			       return;
-		case SEGBSS  : bss( 1);
+		case SEGBSS  : bss( (arith) 1);
 			       return;
 		default      : fprint( STDERR, "gen1() : bad seg number\n");
 			       return;
diff --git a/util/ceg/ce_back/obj_back/gen2.c b/util/ceg/ce_back/obj_back/gen2.c
index 390368558..02c09711c 100644
--- a/util/ceg/ce_back/obj_back/gen2.c
+++ b/util/ceg/ce_back/obj_back/gen2.c
@@ -27,7 +27,7 @@ TWO_BYTES w;
 				*data++ = w>>8;
 #endif
 			       return;
-		case SEGBSS  : bss( 2);
+		case SEGBSS  : bss( (arith) 2);
 			       return;
 		default      : fprint( STDERR, "gen2() : bad seg number\n");
 			       return;
diff --git a/util/ceg/ce_back/obj_back/gen4.c b/util/ceg/ce_back/obj_back/gen4.c
index 98cb08ca3..c435b462c 100644
--- a/util/ceg/ce_back/obj_back/gen4.c
+++ b/util/ceg/ce_back/obj_back/gen4.c
@@ -34,7 +34,7 @@ FOUR_BYTES l;
 			con2( (int) (l>>16));
 #endif
 			return;
-		case SEGBSS  : bss( 4);
+		case SEGBSS  : bss( (arith) 4);
 			       return;
 		default      : fprint( STDERR, "gen4() : bad seg number\n");
 			       return;