diff --git a/python/helpers/pydev/_pydevd_bundle/pydevd_pep_669_tracing_wrapper.py b/python/helpers/pydev/_pydevd_bundle/pydevd_pep_669_tracing_wrapper.py
index 4b8983fba98f..13fc94bc59cd 100644
--- a/python/helpers/pydev/_pydevd_bundle/pydevd_pep_669_tracing_wrapper.py
+++ b/python/helpers/pydev/_pydevd_bundle/pydevd_pep_669_tracing_wrapper.py
@@ -1,9 +1,17 @@
+import os
 import sys
 
-try:
-    from _pydevd_bundle import pydevd_pep_669_tracing_cython as mod
-except ImportError:
+use_cython = os.getenv('PYDEVD_USE_CYTHON', None)
+
+if use_cython == 'NO':
     from _pydevd_bundle import pydevd_pep_669_tracing as mod
+elif use_cython == 'YES':
+    from _pydevd_bundle import pydevd_pep_669_tracing_cython as mod
+else:
+    try:
+        from _pydevd_bundle import pydevd_pep_669_tracing_cython as mod
+    except ImportError:
+        from _pydevd_bundle import pydevd_pep_669_tracing as mod
 
 sys.modules['_pydevd_bundle.pydevd_pep_669_tracing'] = mod