diff --git a/tensorflow/lite/micro/tools/make/targets/xtensa_makefile.inc b/tensorflow/lite/micro/tools/make/targets/xtensa_makefile.inc
index 8d970c7..0fba906 100644
--- a/tensorflow/lite/micro/tools/make/targets/xtensa_makefile.inc
+++ b/tensorflow/lite/micro/tools/make/targets/xtensa_makefile.inc
@@ -39,8 +39,6 @@
   -DTF_LITE_USE_CTIME \
   --xtensa-core=$(XTENSA_CORE) \
   -mcoproc \
-  -DMAX_RFFT_PWR=9 \
-  -DMIN_RFFT_PWR=MAX_RFFT_PWR \
   $(TARGET_ARCH_DEFINES) \
   -mlongcalls