diff --git a/variants/nrf52840/nrf52.ini b/variants/nrf52840/nrf52.ini
index 7df05f9f5..f42c29308 100644
--- a/variants/nrf52840/nrf52.ini
+++ b/variants/nrf52840/nrf52.ini
@@ -25,6 +25,7 @@ build_flags =
   -DMESHTASTIC_EXCLUDE_AUDIO=1
   -DMESHTASTIC_EXCLUDE_PAXCOUNTER=1
   -Os
+  -std=gnu++17
 build_unflags =
   -Ofast
   -Og