diff --git a/src/libcoreint/interpreter.c b/src/libcoreint/interpreter.c
index a7e295de7..5eff346b8 100644
--- a/src/libcoreint/interpreter.c
+++ b/src/libcoreint/interpreter.c
@@ -16,6 +16,7 @@
 #include "deserializer.h"
 #include "ecma-gc.h"
 #include "ecma-globals.h"
+#include "ecma-global-object.h"
 #include "ecma-helpers.h"
 #include "ecma-lex-env.h"
 #include "ecma-operations.h"
@@ -50,12 +51,14 @@ run_int (void)
 {
   JERRY_ASSERT (__program != NULL);
 
-  const opcode_counter_t start_pos = 0;
-  ecma_value_t this_binding_value = ecma_make_simple_value (ECMA_SIMPLE_VALUE_UNDEFINED);
-  ecma_object_t *lex_env_p = ecma_op_create_global_environment ();
   FIXME (Strict mode);
   const bool is_strict = false;
 
+  const opcode_counter_t start_pos = 0;
+  ecma_object_t *glob_obj_p = ecma_op_create_global_object ();
+  ecma_object_t *lex_env_p = ecma_op_create_global_environment (glob_obj_p);
+  ecma_value_t this_binding_value = ecma_make_object_value (glob_obj_p);
+
   ecma_completion_value_t completion = run_int_from_pos (start_pos,
                                                          this_binding_value,
                                                          lex_env_p,
@@ -70,6 +73,7 @@ run_int (void)
     }
     case ECMA_COMPLETION_TYPE_EXIT:
     {
+      ecma_deref_object (glob_obj_p);
       ecma_deref_object (lex_env_p);
       ecma_finalize ();
       ecma_gc_run (ECMA_GC_GEN_COUNT - 1);
diff --git a/src/libecmaoperations/ecma-lex-env.c b/src/libecmaoperations/ecma-lex-env.c
index d1952112c..7fc68fe65 100644
--- a/src/libecmaoperations/ecma-lex-env.c
+++ b/src/libecmaoperations/ecma-lex-env.c
@@ -498,14 +498,10 @@ ecma_op_initialize_immutable_binding (ecma_object_t *lex_env_p, /**< lexical env
  * @return pointer to created lexical environment
  */
 ecma_object_t*
-ecma_op_create_global_environment (void)
+ecma_op_create_global_environment (ecma_object_t *glob_obj_p) /**< the Global object */
 {
-  ecma_object_t *glob_obj_p = ecma_op_create_global_object ();
-
   ecma_object_t *glob_env_p = ecma_create_object_lex_env (NULL, glob_obj_p, false);
 
-  ecma_deref_object (glob_obj_p);
-
   return glob_env_p;
 } /* ecma_op_create_global_environment */
 
diff --git a/src/libecmaoperations/ecma-lex-env.h b/src/libecmaoperations/ecma-lex-env.h
index f2b0f39d3..65c252ac4 100644
--- a/src/libecmaoperations/ecma-lex-env.h
+++ b/src/libecmaoperations/ecma-lex-env.h
@@ -52,7 +52,7 @@ extern void ecma_op_initialize_immutable_binding (ecma_object_t *lex_env_p,
                                                   ecma_string_t *name_p,
                                                   ecma_value_t value);
 
-extern ecma_object_t* ecma_op_create_global_environment (void);
+extern ecma_object_t* ecma_op_create_global_environment (ecma_object_t *glob_obj_p);
 extern bool ecma_is_lexical_environment_global (ecma_object_t *lex_env_p);
 
 /**