diff --git a/README.md b/README.md
index 8ee0fa54fff0745b46eb2f29c60db30bcdd9be94..4826e4ff672007c8a27b04af43560b98d636cce0 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@
 |0.47|[numpi.py](Python/numpi.py)|Python, NumPy|Intel i7-8700T|Nov 17, 2018|
 |0.029|[pi.py](Python/pi.py)|Python|Intel i7-8700T|Nov 17, 2018|
 
-|estimated GFlops|estimated MFlops/W|code|description|system|date|
+|estimated GFlops|estimated GFlops/W|code|description|system|date|
 |---|---|---|---|---|---|
-|0.0168|233<br>calculated|[pi.c](https://gitlab.cba.mit.edu/zfredin/samd51_benchmarks)|C<br>floats, -O3, gcc-arm-none-eabi, 160 MHz|SAMD51J20A<br>ARM Cortex M4F|Oct 18, 2019|
-|0.0128|171<br>calculated|[pi.c](https://gitlab.cba.mit.edu/zfredin/stm32f412_core/tree/master/nucleo-f412zg/pi)|C<br>floats, -O3, gcc-arm-none-eabi, 84 MHz|STM32F412<br>ARM Cortex M4F|Oct 8, 2019|
+|0.0168|0.233<br>calculated|[pi.c](https://gitlab.cba.mit.edu/zfredin/samd51_benchmarks)|C<br>floats, -O3, gcc-arm-none-eabi, 160 MHz|SAMD51J20A<br>ARM Cortex M4F|Oct 18, 2019|
+|0.0128|0.171<br>calculated|[pi.c](https://gitlab.cba.mit.edu/zfredin/stm32f412_core/tree/master/nucleo-f412zg/pi)|C<br>floats, -O3, gcc-arm-none-eabi, 84 MHz|STM32F412<br>ARM Cortex M4F|Oct 8, 2019|