diff --git a/src/com/jpexs/decompiler/flash/gui/locales/MainFrame_sv.properties b/src/com/jpexs/decompiler/flash/gui/locales/MainFrame_sv.properties
index 69b2ba54a..66d99f825 100644
--- a/src/com/jpexs/decompiler/flash/gui/locales/MainFrame_sv.properties
+++ b/src/com/jpexs/decompiler/flash/gui/locales/MainFrame_sv.properties
@@ -604,4 +604,10 @@ tagInfo.neededCharacters = Beh\u00f6vande Tecken
 button.viewhexpcode = Granska Hex med instruktioner
 taginfo.header = Grundl\u00e4ggande tag information
 
-tagInfo.dependentCharacters = Beroende Tecken
\ No newline at end of file
+tagInfo.dependentCharacters = Beroende Tecken
+
+#after version 5.3.0
+header.uncompressed = Okomprimerad
+header.warning.unsupportedGfxCompression = GFX st\u00f6der endast okomprimerat eller Zlib komprimerad inneh\u00e5ll.
+header.warning.minimumZlibVersion = Zlib kompression beh\u00f6ver SWF version 6 eller st\u00f6rre.
+header.warning.minimumLzmaVersion = LZMA kompression beh\u00f6ver SWF version 13 eller st\u00f6rre.