diff --git a/include/pocketpy/interpreter/modules.h b/include/pocketpy/interpreter/modules.h
index a74f56ab..f94a2870 100644
--- a/include/pocketpy/interpreter/modules.h
+++ b/include/pocketpy/interpreter/modules.h
@@ -6,3 +6,4 @@ void pk__add_module_math();
 void pk__add_module_dis();
 void pk__add_module_random();
 void pk__add_module_json();
+void pk__add_module_gc();
\ No newline at end of file
diff --git a/include/pocketpy/pocketpy.h b/include/pocketpy/pocketpy.h
index 5e139a5f..db02f484 100644
--- a/include/pocketpy/pocketpy.h
+++ b/include/pocketpy/pocketpy.h
@@ -80,9 +80,9 @@ bool py_exec(const char* source,
 /// After the execution, the result will be set to `py_retval()`.
 /// The stack size will be reduced by 2.
 bool py_execdyn(const char* source,
-                    const char* filename,
-                    enum py_CompileMode mode,
-                    py_Ref module) PY_RAISE;
+                const char* filename,
+                enum py_CompileMode mode,
+                py_Ref module) PY_RAISE;
 
 /************* Values Creation *************/
 
diff --git a/src/interpreter/vm.c b/src/interpreter/vm.c
index a5658766..1d8049d7 100644
--- a/src/interpreter/vm.c
+++ b/src/interpreter/vm.c
@@ -198,6 +198,7 @@ void VM__ctor(VM* self) {
     pk__add_module_dis();
     pk__add_module_random();
     pk__add_module_json();
+    pk__add_module_gc();
 
     // add python builtins
     do {
diff --git a/src/modules/gc.c b/src/modules/gc.c
new file mode 100644
index 00000000..f00c7507
--- /dev/null
+++ b/src/modules/gc.c
@@ -0,0 +1,19 @@
+#include "pocketpy/pocketpy.h"
+
+#include "pocketpy/common/utils.h"
+#include "pocketpy/objects/object.h"
+#include "pocketpy/common/sstream.h"
+#include "pocketpy/interpreter/vm.h"
+
+static bool gc_collect(int argc, py_Ref argv){
+    ManagedHeap* heap = &pk_current_vm->heap;
+    int res = ManagedHeap__collect(heap);
+    py_newint(py_retval(), res);
+    return true;
+}
+
+void pk__add_module_gc() {
+    py_Ref mod = py_newmodule("gc");
+
+    py_bindfunc(mod, "collect", gc_collect);
+}
\ No newline at end of file
diff --git a/src/public/modules.c b/src/public/modules.c
index 6eb1d9e0..f47e493b 100644
--- a/src/public/modules.c
+++ b/src/public/modules.c
@@ -387,6 +387,7 @@ static bool builtins_ord(int argc, py_Ref argv) {
 }
 
 static bool builtins_globals(int argc, py_Ref argv) {
+    PY_CHECK_ARGC(0);
     Frame* frame = pk_current_vm->top_frame;
     if(frame->is_dynamic) {
         py_assign(py_retval(), &frame->p0[0]);
@@ -397,6 +398,7 @@ static bool builtins_globals(int argc, py_Ref argv) {
 }
 
 static bool builtins_locals(int argc, py_Ref argv) {
+    PY_CHECK_ARGC(0);
     Frame* frame = pk_current_vm->top_frame;
     if(frame->is_dynamic) {
         py_assign(py_retval(), &frame->p0[1]);