diff --git a/Makefile b/Makefile
index 3fd63d2..6d8923b 100644
--- a/Makefile
+++ b/Makefile
@@ -16,7 +16,7 @@ MODULE = go.linka.cloud/d2vm
 
 REPOSITORY = linkacloud
 
-TAG = $(shell git describe --tags --exact-match 2> /dev/null)
+TAG = $(shell git diff --quiet && git describe --tags --exact-match 2> /dev/null)
 VERSION_SUFFIX = $(shell git diff --quiet || echo "-dev")
 VERSION = $(shell git describe --tags --exact-match 2> /dev/null || echo "`git describe --tags $$(git rev-list --tags --max-count=1) 2> /dev/null || echo v0.0.0`-`git rev-parse --short HEAD`")$(VERSION_SUFFIX)
 show-version:
diff --git a/cmd/d2vm/run/hetzner.go b/cmd/d2vm/run/hetzner.go
index f7945c2..a5a7be3 100644
--- a/cmd/d2vm/run/hetzner.go
+++ b/cmd/d2vm/run/hetzner.go
@@ -243,7 +243,12 @@ func runHetzner(ctx context.Context, imgPath string, stdin io.Reader, stderr io.
 					}
 				}
 			}()
-			cmd := fmt.Sprintf("%s -r -disable-sparse-target -of %s", sparsecatPath, vmBlockPath)
+			var cmd string
+			if runtime.GOOS == "linux" {
+				cmd = fmt.Sprintf("%s -r -disable-sparse-target -of %s", sparsecatPath, vmBlockPath)
+			} else {
+				cmd = fmt.Sprintf("dd of=%s", vmBlockPath)
+			}
 			logrus.Debugf("$ %s", cmd)
 			if b, err := wses.CombinedOutput(cmd); err != nil {
 				return fmt.Errorf("%v: %s", err, string(b))