diff --git a/platformio.ini b/platformio.ini
index 5c69a17..3322aec 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -37,7 +37,7 @@ build_flags =
 	-Idist -Ilib/DataStructures
 
 [env:esp32-poe]
-platform = espressif32
+platform = espressif32@=3.0.0
 framework = ${common.framework}
 upload_speed = ${common.upload_speed}
 build_flags = ${common.build_flags}