diff --git a/Launcher/runtime/config.js b/Launcher/runtime/config.js
index 28f92dba..a38ae38f 100644
--- a/Launcher/runtime/config.js
+++ b/Launcher/runtime/config.js
@@ -25,6 +25,12 @@ var config = {
         jvmMustdie64Dir: "jre-8u211-win64",  // Название папки JVM для Windows x64
     },
 
+    allowedOS: {
+        windows: true,
+        linux: true,
+        mac: true
+    },
+
     settingsMagic: 0xC0DE5, // Магия вне хогвартса
 };
 
diff --git a/Launcher/runtime/init.js b/Launcher/runtime/init.js
index b3d9a949..c3f6dae0 100644
--- a/Launcher/runtime/init.js
+++ b/Launcher/runtime/init.js
@@ -80,6 +80,24 @@ function setRootParent(parent) {
 }
 
 function start(args) {
+    if (!config.allowedOS.windows) {
+        if (JVMHelper.OS_TYPE == JVMHelperOS.MUSTDIE) {
+            LogHelper.info("This OS is not allowed!");
+            return;
+        }
+    }
+    if (!config.allowedOS.linux) {
+        if (JVMHelper.OS_TYPE == JVMHelperOS.LINUX) {
+            LogHelper.info("This OS is not allowed!");
+            return;
+        }
+    }
+    if (!config.allowedOS.mac) {
+        if (JVMHelper.OS_TYPE == JVMHelperOS.MACOSX) {
+            LogHelper.info("This OS is not allowed!");
+            return;
+        }
+    }
 
     if (config.jvm.enable) {
         switch (JVMHelper.OS_TYPE) {