diff --git a/variants/PORTENTA_H7_M7/defines.txt b/variants/PORTENTA_H7_M7/defines.txt
index 13b44192c..d00caaa7f 100644
--- a/variants/PORTENTA_H7_M7/defines.txt
+++ b/variants/PORTENTA_H7_M7/defines.txt
@@ -1,5 +1,6 @@
 
 -DARM_MATH_CM7
+-DBT_UART_NO_3M_SUPPORT
 -D__CMSIS_RTOS
 -DCOMPONENT_4343W=1
 -DCOMPONENT_CYW43XXX=1
@@ -43,7 +44,7 @@
 -DFEATURE_LWIP=1
 -D__FPU_PRESENT=1
 -D__MBED__=1
--DMBED_BUILD_TIMESTAMP=1598515239.1038344
+-DMBED_BUILD_TIMESTAMP=1599214433.25
 -D__MBED_CMSIS_RTOS_CM
 -DMBED_HEAP_STATS_ENABLED=1
 -DMBED_MEM_TRACING_ENABLED=1
diff --git a/variants/PORTENTA_H7_M7/libs/libmbed.a b/variants/PORTENTA_H7_M7/libs/libmbed.a
index c70a72c38..a82d1da2b 100644
Binary files a/variants/PORTENTA_H7_M7/libs/libmbed.a and b/variants/PORTENTA_H7_M7/libs/libmbed.a differ