diff --git a/py/emitglue.c b/py/emitglue.c
index 7265a206a8..528c3bd36c 100644
--- a/py/emitglue.c
+++ b/py/emitglue.c
@@ -49,24 +49,6 @@
 #define DEBUG_OP_printf(...) (void)0
 #endif
 
-#ifdef WRITE_CODE
-FILE *fp_write_code = NULL;
-#endif
-
-void mp_emit_glue_init(void) {
-#ifdef WRITE_CODE
-    fp_write_code = fopen("out-code", "wb");
-#endif
-}
-
-void mp_emit_glue_deinit(void) {
-#ifdef WRITE_CODE
-    if (fp_write_code != NULL) {
-        fclose(fp_write_code);
-    }
-#endif
-}
-
 mp_raw_code_t *mp_emit_glue_new_raw_code(void) {
     mp_raw_code_t *rc = m_new0(mp_raw_code_t, 1);
     rc->kind = MP_CODE_RESERVED;
@@ -123,10 +105,9 @@ void mp_emit_glue_assign_native(mp_raw_code_t *rc, mp_raw_code_kind_t kind, void
     DEBUG_printf("\n");
 
 #ifdef WRITE_CODE
-    if (fp_write_code != NULL) {
-        fwrite(fun_data, len, 1, fp_write_code);
-        fflush(fp_write_code);
-    }
+    FILE *fp_write_code = fopen("out-code", "wb");
+    fwrite(fun_data, len, 1, fp_write_code);
+    fclose(fp_write_code);
 #endif
 #endif
 }
diff --git a/py/emitglue.h b/py/emitglue.h
index 43bfb5e08a..c6cbb6283d 100644
--- a/py/emitglue.h
+++ b/py/emitglue.h
@@ -52,9 +52,6 @@ typedef struct _mp_code_t {
     };
 } mp_raw_code_t;
 
-void mp_emit_glue_init(void);
-void mp_emit_glue_deinit(void);
-
 mp_raw_code_t *mp_emit_glue_new_raw_code(void);
 
 void mp_emit_glue_assign_bytecode(mp_raw_code_t *rc, byte *code, uint len, uint n_pos_args, uint n_kwonly_args, qstr *arg_names, uint scope_flags);
diff --git a/py/runtime.c b/py/runtime.c
index 3cdbd22305..7c89ec4e2e 100644
--- a/py/runtime.c
+++ b/py/runtime.c
@@ -77,8 +77,6 @@ void mp_init(void) {
     // __debug__ enabled by default
     mp_set_debug(true);
 
-    mp_emit_glue_init();
-
     // init global module stuff
     mp_module_init();
 
@@ -93,7 +91,6 @@ void mp_init(void) {
 void mp_deinit(void) {
     //mp_obj_dict_free(&dict_main);
     mp_module_deinit();
-    mp_emit_glue_deinit();
 
     // call port specific deinitialization if any 
 #ifdef MICROPY_PORT_INIT_FUNC