diff --git a/LaunchServer/resources/launchserver/defaults/profile1.4.7.cfg b/LaunchServer/resources/launchserver/defaults/profile1.4.7.cfg
new file mode 100644
index 0000000..ebaf2e3
--- /dev/null
+++ b/LaunchServer/resources/launchserver/defaults/profile1.4.7.cfg
@@ -0,0 +1,40 @@
+version: "1.4.7";
+assetIndex: "---"; # 1.7.10+ only
+
+# Runtime-dependent params
+dir: "XXXXX";
+assetDir: "asset1.4.7";
+
+# Client params
+sortIndex: 0;
+title: "XXXXX";
+serverAddress: "server.tld";
+serverPort: 25565;
+
+# Updater and client watch service
+update: [
+	"servers\\.dat"
+];
+updateVerify: [
+	"libraries", "natives", "mods", "minecraft\\.jar"
+];
+updateExclusions: [];
+
+# Client launcher params
+mainClass: "net.minecraft.launchwrapper.Launch";
+classPath: [ "minecraft.jar", "libraries" ];
+jvmArgs: [
+	# Some options from Mojang's launcher
+	"-XX:+UseConcMarkSweepGC",
+    "-XX:+CMSIncrementalMode",
+    "-XX:-UseAdaptiveSizePolicy",
+    "-Xmn128M",
+
+	# JVM Attach protection
+	"-XX:+DisableAttachMechanism",
+
+	# Legacy bridge (for 1.6.4 & lower) settings
+	"-Dlauncher.legacy.skinsURL=http://skins.minecraft.net/MinecraftSkins/%username%.png",
+	"-Dlauncher.legacy.cloaksURL=http://skins.minecraft.net/MinecraftCloaks/%username%.png"
+];
+clientArgs: [];
diff --git a/Launcher/source/client/ClientLauncher.java b/Launcher/source/client/ClientLauncher.java
index 7a95e22..f54eaa2 100644
--- a/Launcher/source/client/ClientLauncher.java
+++ b/Launcher/source/client/ClientLauncher.java
@@ -288,7 +288,7 @@
 
         // Add client args
         Collection<String> args = new LinkedList<>();
-        if (profile.getVersion().compareTo(Version.MC152) > 0) {
+        if (profile.getVersion().compareTo(Version.MC164) >= 0) {
             addClientArgs(args, profile, params);
         } else {
             addClientLegacyArgs(args, profile, params);
diff --git a/Launcher/source/client/ClientProfile.java b/Launcher/source/client/ClientProfile.java
index 7c18abf..72d6dfe 100644
--- a/Launcher/source/client/ClientProfile.java
+++ b/Launcher/source/client/ClientProfile.java
@@ -189,6 +189,7 @@
 
     @LauncherAPI
     public enum Version {
+        MC147("1.4.7", 51),
         MC152("1.5.2", 61),
         MC164("1.6.4", 78),
         MC172("1.7.2", 4),
diff --git a/Launcher/source/client/ServerPinger.java b/Launcher/source/client/ServerPinger.java
index c5ccdb3..2755f1e 100644
--- a/Launcher/source/client/ServerPinger.java
+++ b/Launcher/source/client/ServerPinger.java
@@ -58,32 +58,33 @@
             socket.connect(IOHelper.resolve(address), IOHelper.SOCKET_TIMEOUT);
             try (HInput input = new HInput(socket.getInputStream());
                 HOutput output = new HOutput(socket.getOutputStream())) {
-                return version.compareTo(Version.MC172) >= 0 ?
-                    modernPing(input, output) : legacyPing(input, output);
+                return version.compareTo(Version.MC172) >= 0 ? modernPing(input, output) : legacyPing(input, output, version.compareTo(Version.MC164) >= 0);
             }
         }
     }
 
-    private Result legacyPing(HInput input, HOutput output) throws IOException {
+    private Result legacyPing(HInput input, HOutput output, boolean mc16) throws IOException {
         output.writeUnsignedByte(0xFE); // 254 packet ID, Server list ping
         output.writeUnsignedByte(0x01); // Server ping payload
-        output.writeUnsignedByte(0xFA); // 250 packet ID, Custom payload
-        writeUTF16String(output, LEGACY_PING_HOST_CHANNEL); // Custom payload name
+        if (mc16) {
+            output.writeUnsignedByte(0xFA); // 250 packet ID, Custom payload
+            writeUTF16String(output, LEGACY_PING_HOST_CHANNEL); // Custom payload name
 
-        // Prepare custom payload packet
-        byte[] customPayloadPacket;
-        try (ByteArrayOutputStream packetArray = IOHelper.newByteArrayOutput()) {
-            try (HOutput packetOutput = new HOutput(packetArray)) {
-                packetOutput.writeUnsignedByte(version.protocol); // Protocol version
-                writeUTF16String(packetOutput, address.getHostString()); // Server address
-                packetOutput.writeInt(address.getPort()); // Server port
+            // Prepare custom payload packet
+            byte[] customPayloadPacket;
+            try (ByteArrayOutputStream packetArray = IOHelper.newByteArrayOutput()) {
+                try (HOutput packetOutput = new HOutput(packetArray)) {
+                    packetOutput.writeUnsignedByte(version.protocol); // Protocol version
+                    writeUTF16String(packetOutput, address.getHostString()); // Server address
+                    packetOutput.writeInt(address.getPort()); // Server port
+                }
+                customPayloadPacket = packetArray.toByteArray();
             }
-            customPayloadPacket = packetArray.toByteArray();
-        }
 
-        // Write custom payload packet
-        output.writeShort((short) customPayloadPacket.length);
-        output.stream.write(customPayloadPacket);
+            // Write custom payload packet
+            output.writeShort((short) customPayloadPacket.length);
+            output.stream.write(customPayloadPacket);
+        }
         output.flush();
 
         // Raed kick (response) packet