diff --git a/res/tools/avs2wav.exe b/res/tools/avs2wav.exe
index cacdad03..6851a90f 100644
Binary files a/res/tools/avs2wav.exe and b/res/tools/avs2wav.exe differ
diff --git a/src/Config.h b/src/Config.h
index 71b30d30..2f07dd1b 100644
--- a/src/Config.h
+++ b/src/Config.h
@@ -29,8 +29,8 @@
 #define VER_LAMEXP_MINOR_HI					0
 #define VER_LAMEXP_MINOR_LO					2
 #define VER_LAMEXP_TYPE						Beta
-#define VER_LAMEXP_PATCH					3
-#define VER_LAMEXP_BUILD					549
+#define VER_LAMEXP_PATCH					4
+#define VER_LAMEXP_BUILD					550
 
 ///////////////////////////////////////////////////////////////////////////////
 // Tools versions
diff --git a/src/Thread_Initialization.cpp b/src/Thread_Initialization.cpp
index 788f51ae..44dbeead 100644
--- a/src/Thread_Initialization.cpp
+++ b/src/Thread_Initialization.cpp
@@ -56,7 +56,7 @@ g_lamexp_tools[] =
 	{"22253052acba92a0088bbf0aa82a8c505c07b854", CPU_TYPE_SSE, "aften.sse2.exe", 8},
 	{"2996a48b01b65a2c1806482654beeea7ffcf1f80", CPU_TYPE_X64, "aften.x64.exe",  8},
 	{"3b41f85dde8d4a5a0f4cd5f461099d0db24610ba", CPU_TYPE_ALL, "alac.exe", 20},
-	{"70afb09fab00cdbc26fcb4c2fcf6d64323e698e0", CPU_TYPE_ALL, "avs2wav.exe", 12},
+	{"3e2cce2e090bab7c7d7d54c21c1fe96917698960", CPU_TYPE_ALL, "avs2wav.exe", 12},
 	{"fb74ac8b73ad8cba2c3b4e6e61f23401d630dc22", CPU_TYPE_ALL, "elevator.exe", UINT_MAX},
 	{"80e372d8b20be24102c18284286fcdf5fa14bd86", CPU_TYPE_ALL, "faad.exe", 27},
 	{"d33cd86f04bd4067e244d2804466583c7b90a4e2", CPU_TYPE_ALL, "flac.exe", 121},