diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/SWF.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/SWF.java
index 78d0ecbc7..84b9a3b82 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/SWF.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/SWF.java
@@ -2645,7 +2645,7 @@ public final class SWF implements SWFContainerItem, Timelined, Openable {
 
         boolean uncompressed = hdr[0] == 'F' || hdr[0] == 'G'; // FWS or GFX
         if (!uncompressed) {
-            // fisrt decompress, then compress to the given format
+            // first decompress, then compress to the given format
             is.reset();
             ByteArrayOutputStream baos = new ByteArrayOutputStream();
             decompress(is, baos, false);