diff --git a/scripts/pio_post_extra_script.py b/scripts/pio_post_extra_script.py
index e8ed40a..1b8c69f 100644
--- a/scripts/pio_post_extra_script.py
+++ b/scripts/pio_post_extra_script.py
@@ -37,6 +37,6 @@
 #  * https://community.platformio.org/t/silence-warnings-for-dependencies-external-libraries/33387
 #
 # Using `env` as it applies to everything, including the external libraries,
-# while `projectenv` would apply only to _my_ code,
+# while `projenv` would apply only to _my_ code,
 # https://github.com/platformio/platformio-core/issues/1728#issuecomment-403297776
 env.Append(CXXFLAGS=["-Wno-volatile"])