diff --git a/modules/std.cpp b/modules/std.cpp
index 1bfce77..0e5025d 100644
--- a/modules/std.cpp
+++ b/modules/std.cpp
@@ -37,6 +37,18 @@ public:
         (*env->globalScope)[std::get<std::string>(args[0].data)] = std::make_shared<Variable>(args[1]);
         return args[1];
     }
+    static Variable del(SharedEnvironment env, Cmdargs& args) {
+        auto& scope = env->currScope();
+        auto res = scope.find(std::get<std::string>(args[0].data));
+        if (res == scope.end()) {
+            throw exceptions::NoSuchVariable();
+        }
+        scope.erase(res);
+        return Variable({
+            Variable::id_null,
+            0
+        });
+    }
 
     static Variable concat(SharedEnvironment, Cmdargs& args) {
         std::ostringstream fres;
@@ -61,6 +73,7 @@ public:
         builtinCmds["="] = builtinCmds["set"] = {set, {Variable::id_string, Variable::id_any}, false};
         builtinCmds[":="] = builtinCmds["local"] = {local, {Variable::id_string, Variable::id_any}, false};
         builtinCmds["!="] = builtinCmds["global"] = {global, {Variable::id_string, Variable::id_any}, false};
+        builtinCmds["delete"] = {del, {Variable::id_string}, false};
         builtinCmds["concat"] = {concat, {}, true};
     }
 };