diff --git a/kernel/util/pandoc.go b/kernel/util/pandoc.go
index 090a4dddb..164ca054a 100644
--- a/kernel/util/pandoc.go
+++ b/kernel/util/pandoc.go
@@ -58,11 +58,6 @@ func ConvertPandoc(dir string, args ...string) (path string, err error) {
 }
 
 func Pandoc(from, to, o, content string) (err error) {
-	if "" == PandocBinPath || ContainerStd != Container {
-		err = ErrPandocNotFound
-		return
-	}
-
 	if "" == from || "" == to || "md" == to {
 		if err = gulu.File.WriteFileSafer(o, []byte(content), 0644); nil != err {
 			logging.LogErrorf("write export markdown file [%s] failed: %s", o, err)
@@ -70,6 +65,11 @@ func Pandoc(from, to, o, content string) (err error) {
 		return
 	}
 
+	if "" == PandocBinPath || ContainerStd != Container {
+		err = ErrPandocNotFound
+		return
+	}
+
 	dir := filepath.Join(WorkspaceDir, "temp", "convert", "pandoc", gulu.Rand.String(7))
 	if err = os.MkdirAll(dir, 0755); nil != err {
 		logging.LogErrorf("mkdir [%s] failed: [%s]", dir, err)