1 files changed, 1 insertions, 1 deletions
diff --git a/py/qstr.c b/py/qstr.c
index 29ffcae40..940d09ea4 100644
--- a/py/qstr.c
+++ b/py/qstr.c
@@ -125,7 +125,7 @@ void qstr_init(void) {
     MP_STATE_VM(last_pool) = (qstr_pool_t*)&CONST_POOL; // we won't modify the const_pool since it has no allocated room left
     MP_STATE_VM(qstr_last_chunk) = NULL;
 
-    #if MICROPY_PY_THREAD
+    #if MICROPY_PY_THREAD && !MICROPY_PY_THREAD_GIL
     mp_thread_mutex_init(&MP_STATE_VM(qstr_mutex));
     #endif
 }