diff --git a/qjs.c b/qjs.c
index b4ee1c7..d4061c0 100644
--- a/qjs.c
+++ b/qjs.c
@@ -718,6 +718,32 @@ start:
             js_std_eval_binary(ctx, qjsc_repl, qjsc_repl_size, 0);
         }
 
+            //POLYFILLS FOR QJS FILES BEGIN 
+    const char *pf = "globalThis.global = globalThis;\n"
+        "global.console.error = console.log\n"
+        "global.console.warn = console.log\n"
+        "globalThis.breakFunction = () => { throw new Error('Function Break'); };\n"
+        "\n"
+        "if (typeof os !== 'undefined') {\n"
+        "    globalThis.sleep = os.sleep;\n"
+        "    async function setTimeout2(func, ms) {globalThis.clearTimeout = false; await sleep(ms); if (!clearTimeout) { func(); } }\n"
+        "    globalThis.setTimeout = setTimeout2\n"
+        "} else {\n"
+        "    console.error('os is not defined.');\n"
+        "}\n"
+        "\n"
+        "if (typeof std !== 'undefined') {\n"
+        "    globalThis.urlGet = std.urlGet;\n"
+        "    globalThis.loadFile = std.loadFile;\n"
+        "    globalThis.printf = console.log;\n"
+        "    globalThis.evalFile = std.loadScript;\n"
+        "    globalThis.require = (moduleSpecifier) => import(moduleSpecifier).then(mod => mod.default || mod);\n"
+        "    globalThis.getURL = std.urlGet;\n"
+        "} else {\n"
+        "    console.error('std is not defined.');\n"
+        "}\n";
+        eval_buf(ctx, pf, strlen(pf), "<input>", JS_EVAL_TYPE_MODULE);
+
         if (standalone || compile_file) {
             if (JS_IsException(ret)) {
                 ret = JS_GetException(ctx);
diff --git a/repl.js b/repl.js
index 3c73e1b..f50dc3d 100644
--- a/repl.js
+++ b/repl.js
@@ -26,35 +26,7 @@ import * as std from "qjs:std";
 import * as os from "qjs:os";
 import * as bjson from "qjs:bjson";
 
-
-globalThis.global = globalThis
-globalThis.safeGlobal = {}
-global.console.error = console.log
-global.console.warn = console.log
-
-if (typeof os !== 'undefined') {
-    globalThis.sleep = os.sleep
-    async function setTimeout2(func, ms) {globalThis.clearTimeout = false; await sleep(ms); if (!clearTimeout) { func(); } }
-    globalThis.setTimeout = setTimeout2
-} else {
-    console.error('os is not defined.')
-}
-
-if (typeof std !== 'undefined') {
-    globalThis.urlGet = std.urlGet
-    globalThis.loadFile = std.loadFile
-    globalThis.printf = console.log
-    globalThis.evalFile = std.loadScript
-    globalThis.require = (moduleSpecifier) => import(moduleSpecifier).then(mod => mod.default || mod);
-    globalThis.getURL = std.urlGet
-} else {
-    console.error('std is not defined.');
-}
-
 (function(g) {
-    /* init polyfills */
-    g = globalThis
-
     /* add 'bjson', 'os' and 'std' bindings */
     g.bjson = bjson;
     g.os = os;