I am not modding, I am fixing an annoyance. The MCP version has long since been 9.03. Also, the JSON from MC updated..

fml/build.gradle

@@ -30,7 +30,7 @@ repositories {
 
 minecraft {
     version = '1.7.2'
-    mcpVersion = '9.01-pre'
+    mcpVersion = '9.03'
     fmlDir = projectDir.getAbsolutePath();
     mainClass = 'cpw.mods.fml.relauncher.ServerLaunchWrapper'
     tweakClass = 'cpw.mods.fml.common.launcher.FMLTweaker'

fml/jsons/1.7.2.json

@@ -1,6 +1,6 @@
 {
   "id": "1.7.2",
-  "time": "2013-10-25T15:00:00+02:00",
+  "time": "2014-04-02T12:00:00+02:00",
   "releaseTime": "2013-10-25T15:00:00+02:00",
   "type": "release",
   "minecraftArguments": "--username ${auth_player_name} --version ${version_name} --gameDir ${game_directory} --assetsDir ${game_assets} --uuid ${auth_uuid} --accessToken ${auth_access_token}",

fml/src/main/resources/mcpmod.info

@@ -3,8 +3,8 @@
   "modid": "mcp",
   "name": "Minecraft Coder Pack",
   "description": "Modding toolkit to decompile and deobfuscate the Minecraft client and server files.",
-  "version": "8.09",
-  "mcversion": "1.6.3",
+  "version": "9.03",
+  "mcversion": "1.7.2",
   "logoFile": "/mcplogo.png",
   "url": "http://mcp.ocean-labs.de/",
   "updateUrl": "",