diff --git a/Launcher/source/request/update/LauncherRequest.java b/Launcher/source/request/update/LauncherRequest.java
index bf20496..78f116b 100644
--- a/Launcher/source/request/update/LauncherRequest.java
+++ b/Launcher/source/request/update/LauncherRequest.java
@@ -74,6 +74,7 @@
         return new Result(null, sign, profiles);
     }
 
+    @LauncherAPI
     public static void update(Config config, Result result) throws SignatureException, IOException {
         SecurityHelper.verifySign(result.binary, result.sign, config.publicKey);
 
diff --git a/build.sh b/build.sh
new file mode 100644
index 0000000..28ca4ed
--- /dev/null
+++ b/build.sh
@@ -0,0 +1,19 @@
+#!/bin/sh
+
+# Build Launcher.jar
+echo Building Launcher.jar...
+jar -uf Launcher.jar buildnumber
+java -jar build/proguard.jar @Launcher.pro
+rm Launcher.jar
+mv Launcher-obf.jar Launcher.jar
+# java -jar build/stringer.jar -configFile Launcher.stringer Launcher.jar Launcher.jar
+pack200 -E9 -Htrue -mlatest -Upass -r Launcher.jar
+jarsigner -keystore build/sashok724.jks -storepass PSP1004 -sigfile LAUNCHER Launcher.jar sashok724
+pack200 Launcher.pack.gz Launcher.jar
+
+# Build LaunchServer.jar
+echo Building LaunchServer.jar...
+jar -uf LaunchServer.jar Launcher.pack.gz buildnumber
+pack200 -E9 -Htrue -mlatest -Upass -r LaunchServer.jar
+jarsigner -keystore build/sashok724.jks -storepass PSP1004 -sigfile LAUNCHER LaunchServer.jar sashok724
+rm Launcher.pack.gz