diff --git a/WfcReplay/Program.cs b/WfcReplay/Program.cs
index 109ccae..0539089 100644
--- a/WfcReplay/Program.cs
+++ b/WfcReplay/Program.cs
@@ -335,10 +335,6 @@ namespace WfcReplay
 			psi.WindowStyle = ProcessWindowStyle.Hidden;
 			Process blz = Process.Start(psi);
 			blz.WaitForExit();
-			if (blz.ExitCode != 0)
-			{
-				throw new Exception("BLZ decompression failed.");
-			}
 			
 			file = readTempFile(fileName);
 		}
diff --git a/changelog.md b/changelog.md
index 8974b87..23aa754 100644
--- a/changelog.md
+++ b/changelog.md
@@ -2,6 +2,13 @@ Changelog
 =========
 
 
+WfcReplay v0.4.1 - 25 May 2014
+------------------------------
+Fixes an issue introduced in the previous version when using games with uncompressed ARM9 binaries or overlays.
+
+* Fixed "BLZ decompression failed" error when ARM9 binary or overlay is not compressed.
+
+
 WfcReplay v0.4 - 25 May 2014
 ----------------------------
 This release contains various bugfixes for a number of games, such as Zelda: Phantom Hourglass and Planet Puzzle League. It also corrects some other issues. Antipiracy-protected games remain unsupported.