diff --git a/codemirror/qb-lang.js b/codemirror/qb-lang.js
index f999f93..241bfd0 100644
--- a/codemirror/qb-lang.js
+++ b/codemirror/qb-lang.js
@@ -42,7 +42,7 @@ CodeMirror.defineMode("qbjs", function(conf, parserConf) {
                              '_screenexists', '_sndclose', '_sndopen', '_sndplay', '_sndloop', '_sndpause', '_sndstop', '_sndvol', 
                              '_title', '_trim', '_width', 'abs', 'asc', 'atn', 'chr', 'circle', 'cls', 'color', 'command', 'cos', 'cvi', 'cvl', 'exp',
                              'fix', 'hex', 'input', 'inkey', 'instr', 'int', 'lbound', 'left', 'lcase', 'len', 'line', 'locate', 'log', 'ltrim', 'mid', 'mki', 'mkl',
-                             'point', 'print', 'pset', 'right', 'rtrim', 'rnd', 'screen', 'shared', 'sgn', 'sin', 'sleep', 'space', 'sqr', 'str', 'swap', 'tan',
+                             'oct', 'point', 'print', 'pset', 'right', 'rtrim', 'rnd', 'screen', 'shared', 'sgn', 'sin', 'sleep', 'space', 'sqr', 'str', 'swap', 'tan',
                              'timer', 'ubound', 'ucase', 'val',
                              // QBJS-specific
                              'alert', 'confirm', 'domadd', 'domcontainer', 'domcreate', 'domevent','domget', 'domgetimage', 'domremove', 'export', 
diff --git a/qb.js b/qb.js
index 32715b4..c9bcfe6 100644
--- a/qb.js
+++ b/qb.js
@@ -854,6 +854,10 @@ var QB = new function() {
         return ascii.split("").reverse().join("");
     };
 
+    this.func_Oct = function(n) {
+        return n.toString(8).toUpperCase();
+    };
+
     this.func_Point = function(x, y) {
         var screen = _images[_activeImage];
         var ctx = screen.ctx;
@@ -1102,6 +1106,8 @@ var QB = new function() {
         var ret;
         if (value.substring(0, 2) == "&H") {
             ret = parseInt(value.slice(2), 16);
+        } else if (value.substring(0, 2) == "&O") {
+            ret = parseInt(value.slice(2), 8);
         } else {
             ret = Number(value);
         }
diff --git a/qb2js.js b/qb2js.js
index 454f9f7..9780fd2 100644
--- a/qb2js.js
+++ b/qb2js.js
@@ -2531,6 +2531,7 @@ if (QB.halted()) { return; }
    await sub_AddQBMethod( "FUNCTION",  "Mid$",   False);
    await sub_AddQBMethod( "FUNCTION",  "Mki$",   False);
    await sub_AddQBMethod( "FUNCTION",  "Mkl$",   False);
+   await sub_AddQBMethod( "FUNCTION",  "Oct$",   False);
    await sub_AddQBMethod( "FUNCTION",  "Point",   False);
    await sub_AddQBMethod( "SUB",  "Print",   True);
    await sub_AddQBMethod( "SUB",  "PSet",   False);
diff --git a/tools/qb2js.bas b/tools/qb2js.bas
index 6804ffb..0b1e186 100644
--- a/tools/qb2js.bas
+++ b/tools/qb2js.bas
@@ -2673,6 +2673,7 @@ Sub InitQBMethods
     AddQBMethod "FUNCTION", "Mid$", False
     AddQBMethod "FUNCTION", "Mki$", False
     AddQBMethod "FUNCTION", "Mkl$", False
+     AddQBMethod "FUNCTION", "Oct$", False
     AddQBMethod "FUNCTION", "Point", False
     AddQBMethod "SUB", "Print", True
     AddQBMethod "SUB", "PSet", False