diff --git a/src/org/dclermonte/siba/model/SibaManager.java b/src/org/dclermonte/siba/model/SibaManager.java
index c817d78..331a54d 100644
--- a/src/org/dclermonte/siba/model/SibaManager.java
+++ b/src/org/dclermonte/siba/model/SibaManager.java
@@ -105,13 +105,14 @@ public final class SibaManager
                 DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH'h'mm'mn'ss's'");
                 String textDate = date.format(formatter);
                 String outputFileNameWithoutExtension = fileToSave.getName() + "-" + textDate;
-                result = new File(target + "/" + outputFileNameWithoutExtension + ".tgz");
+                result = new File(target, outputFileNameWithoutExtension + ".tgz");
                 OutputStream gzipOutputStream = new GzipCompressorOutputStream(
                         new BufferedOutputStream(new FileOutputStream(result)));
                 out = new TarArchiveOutputStream(gzipOutputStream);
                 SibaUtils.tarDirectoryTree(fileToSave, out);
                 out.close();
-                SibaUtils.createMD5File(result, target + "/" + outputFileNameWithoutExtension + ".tgz.md5");
+                String fileSeparator = System.getProperty("file.separator");
+                SibaUtils.createMD5File(result, target + fileSeparator + outputFileNameWithoutExtension + ".tgz.md5");
             }
         }
         catch (IOException exception)