diff --git a/doc/Changelog.html b/doc/Changelog.html
index 765bede9..1e304277 100644
--- a/doc/Changelog.html
+++ b/doc/Changelog.html
@@ -18,8 +18,10 @@ a:visited { color: #0000EE; }
 
 <a name="4.05"></a>Changes between v4.04 and v4.05 [<font color="darkred">unreleased</font>]:<br><ul>
 <li>Added Swedish translation, thanks to Åke Engelbrektson &lt;eson57@gmail.com&gt;
-<li>Implemented multi-threading in initialization code for faster application startup
+<li>Updated mpg123 decoder to v1.14.2 (2012-05-12), compiled with GCC 4.6.1
+<li>Updated MediaInfo to v0.7.57 (2012-05-02), compiled with ICL 12.1.7 and MSVC 10.0
 <li>Implemented multi-threading in file analyzer for faster file import
+<li>Implemented multi-threading in initialization code for faster application startup
 <li>Fixed a potential crash (stack overflow) when adding a huge number of files
 </ul><br>
 
diff --git a/res/tools/mpg123.exe b/res/tools/mpg123.exe
index 32b93dae..b1ed662b 100644
Binary files a/res/tools/mpg123.exe and b/res/tools/mpg123.exe differ
diff --git a/src/Config.h b/src/Config.h
index 573a98f6..872d5e4f 100644
--- a/src/Config.h
+++ b/src/Config.h
@@ -30,7 +30,7 @@
 #define VER_LAMEXP_MINOR_LO					5
 #define VER_LAMEXP_TYPE						Alpha
 #define VER_LAMEXP_PATCH					2
-#define VER_LAMEXP_BUILD					1022
+#define VER_LAMEXP_BUILD					1023
 
 ///////////////////////////////////////////////////////////////////////////////
 // Tool versions (minimum expected versions!)
diff --git a/src/Tools.h b/src/Tools.h
index 304e63af..7500e5ef 100644
--- a/src/Tools.h
+++ b/src/Tools.h
@@ -68,7 +68,7 @@ g_lamexp_tools[] =
 	{"9023a190e24c788c4f3e74207fe5aca44c0857d010c3167e3a4e72dcba6c99ffe81c9c17", CPU_TYPE_X86_ALL, "mediainfo.i386.exe", 757},
 	{"d67c66e2f898003194753e9e07f1b022d4b367e320b0246173ac0e29ae37de8e2fa16f82", CPU_TYPE_X64_ALL, "mediainfo.x64.exe",  757},
 	{"ed49bfeb5113e8eca4f2f5c5c9359f6edeecf457cff8511178902c7d792380eaa578d9bc", CPU_TYPE_ALL_ALL, "mpcdec.exe", 475},
-	{"92270272726faa229c48b12e3b45b7fa8083c720cf18997254cf0154935902ab5b76a7d3", CPU_TYPE_ALL_ALL, "mpg123.exe", 1136},
+	{"96d3421936045c3b8c85e0be0d6f9ae454fee2bb2a2f91f606fe29447b14748ef2f120ec", CPU_TYPE_ALL_ALL, "mpg123.exe", 1142},
 	{"0c781805dda931c529bd16069215f616a7a4c5e5c2dfb6b75fe85d52b20511830693e528", CPU_TYPE_ALL_ALL, "oggdec.exe", UINT_MAX},
 	{"0c019e13450dc664987e21f4e5489d182be7d6d0d81efbbaaf1c78693dfe3e38e0355b93", CPU_TYPE_X86_GEN, "oggenc2.i386.exe", 287603},
 	{"693dd6f779df70a047c15c2c79350855db38d5b0cd7e529b6877b7c821cfe6addfdd50a4", CPU_TYPE_X86_SSE, "oggenc2.sse2.exe", 287603},