diff --git a/app/src/main/java/org/fairscan/app/ui/screens/export/ExportViewModel.kt b/app/src/main/java/org/fairscan/app/ui/screens/export/ExportViewModel.kt
index 2bf3a0e..430a5c1 100644
--- a/app/src/main/java/org/fairscan/app/ui/screens/export/ExportViewModel.kt
+++ b/app/src/main/java/org/fairscan/app/ui/screens/export/ExportViewModel.kt
@@ -128,6 +128,7 @@ class ExportViewModel(container: AppContainer, val imageRepository: ImageReposit
     ): ExportResult.Jpeg = withContext(Dispatchers.IO) {
         val jpegs = jpegsForExport(imageRepository, exportQuality)
         val timestamp = System.currentTimeMillis()
+        preparationDir.mkdirs()
         val files = jpegs.mapIndexed { index, bytes ->
             val file = File(preparationDir, "$timestamp-${index + 1}.jpg")
             file.writeBytes(bytes)