diff --git a/build.sh b/build.sh
index 673e632..43298f4 100755
--- a/build.sh
+++ b/build.sh
@@ -110,7 +110,7 @@ usage() {
     echo "  -r URL          - Use URL as registry mirror"
     echo
     echo "Targets:"
-    ls -1 $BUILDER_SUPPORT_ROOT/dockerfiles/Dockerfile.target.* | sed 's/.*Dockerfile.target.//' | sed 's/^/  /'
+    ls -1 $BUILDER_SUPPORT_ROOT/dockerfiles/Dockerfile.target.* | sed 's/.*Dockerfile.target.//' | sed 's/^/  /' | sort -V
 
     echo
     [ -f "$BUILDER_SUPPORT_ROOT/usage.include.txt" ] && cat "$BUILDER_SUPPORT_ROOT/usage.include.txt"
diff --git a/demo/builder-support/dockerfiles/Dockerfile.target.centos-10 b/demo/builder-support/dockerfiles/Dockerfile.target.centos-10
new file mode 100644
index 0000000..b9dcdd4
--- /dev/null
+++ b/demo/builder-support/dockerfiles/Dockerfile.target.centos-10
@@ -0,0 +1 @@
+# bogus target for sort testing