diff --git a/ci/buildx.cmd b/ci/buildx.cmd
index fa07641fd3..c372226cf0 100755
--- a/ci/buildx.cmd
+++ b/ci/buildx.cmd
@@ -44,7 +44,7 @@ if "%OWBUILD_STAGE%" == "boot" (
     mkdir %OWROOT%\bld\wmake\%OWOBJDIR%
     cd %OWROOT%\bld\wmake\%OWOBJDIR%
     if "%OWTOOLS%" == "WATCOM" (
-        wmake -f ..\wmake
+        wmake -m -f ..\wmake
     ) else (
         nmake -f ..\nmake
     )
diff --git a/ci/buildx.sh b/ci/buildx.sh
index ebc7d009dc..5ac70f0144 100755
--- a/ci/buildx.sh
+++ b/ci/buildx.sh
@@ -19,7 +19,7 @@ bootutil_proc()
     if [ "$OWTOOLS" = "WATCOM" ]; then
         mkdir $OWROOT/bld/wmake/$OWOBJDIR
         cd $OWROOT/bld/wmake/$OWOBJDIR
-        wmake -f ../wmake
+        wmake -m -f ../wmake
         RC=$?
     else
         case `uname` in
diff --git a/ci/covbuild.sh b/ci/covbuild.sh
index 2add02c5bd..1e7a2badbf 100755
--- a/ci/covbuild.sh
+++ b/ci/covbuild.sh
@@ -10,7 +10,7 @@ mkdir $OWROOT/build/$OWOBJDIR
 mkdir $OWROOT/bld/wmake/$OWOBJDIR
 cd $OWROOT/bld/wmake/$OWOBJDIR
 if [ "$OWTOOLS" = "WATCOM" ]; then
-    wmake -f ../wmake
+    wmake -m -f ../wmake
 else
     case `uname` in
         FreeBSD)