diff --git a/code/platformio.ini b/code/platformio.ini
index ff3f5c53..7723ca7b 100644
--- a/code/platformio.ini
+++ b/code/platformio.ini
@@ -216,7 +216,7 @@ build_flags = ${common.build_flags_4m1m} -DTRAVIS03 -DNOWSAUTH -DASYNC_TCP_SSL_E
 
 [env:wemos-d1mini]
 board = d1_mini
-build_flags = ${common.build_flags} -DWEMOS_D1_MINI -DDEBUG_FAUXMO=Serial -DNOWSAUTH
+build_flags = ${common.build_flags_4m1m} -DWEMOS_D1_MINI -DDEBUG_FAUXMO=Serial -DNOWSAUTH
 
 [env:wemos-d1mini-relayshield]
 board = ${common.board_4m}