diff --git a/historic/jam/src/build.sh b/historic/jam/src/build.sh
index 95d4bb572..5f99e0aa5 100644
--- a/historic/jam/src/build.sh
+++ b/historic/jam/src/build.sh
@@ -188,8 +188,7 @@ echo "###"
 YYACC_SOURCES="yyacc.c"
 MKJAMBASE_SOURCES="mkjambase.c"
 BJAM_SOURCES="\
- command.c compile.c execnt.c execunix.c execvms.c expand.c\
- filent.c fileos2.c fileunix.c filevms.c glob.c hash.c\
+ command.c compile.c execunix.c expand.c fileunix.c glob.c hash.c\
  hdrmacro.c headers.c jam.c jambase.c jamgram.c lists.c make.c make1.c\
  newstr.c option.c parse.c pathunix.c pathvms.c regexp.c\
  rules.c scan.c search.c subst.c timestamp.c variable.c modules.c\
diff --git a/jam_src/build.sh b/jam_src/build.sh
index 95d4bb572..5f99e0aa5 100644
--- a/jam_src/build.sh
+++ b/jam_src/build.sh
@@ -188,8 +188,7 @@ echo "###"
 YYACC_SOURCES="yyacc.c"
 MKJAMBASE_SOURCES="mkjambase.c"
 BJAM_SOURCES="\
- command.c compile.c execnt.c execunix.c execvms.c expand.c\
- filent.c fileos2.c fileunix.c filevms.c glob.c hash.c\
+ command.c compile.c execunix.c expand.c fileunix.c glob.c hash.c\
  hdrmacro.c headers.c jam.c jambase.c jamgram.c lists.c make.c make1.c\
  newstr.c option.c parse.c pathunix.c pathvms.c regexp.c\
  rules.c scan.c search.c subst.c timestamp.c variable.c modules.c\