diff --git a/variants/ikoka_nano_nrf/platformio.ini b/variants/ikoka_nano_nrf/platformio.ini
index bc0a93af..74bca3d1 100644
--- a/variants/ikoka_nano_nrf/platformio.ini
+++ b/variants/ikoka_nano_nrf/platformio.ini
@@ -99,7 +99,7 @@ extends = ikoka_nano_nrf_e22p
 ; cause distortion in the PA output. 20dBm in -> 30dBm out
 build_flags =
   ${ikoka_nano_nrf_e22p.build_flags}
-  -D MANUFACTURER_STRING='"Ikoka Nano-E22p-30dBm (Xiao_nrf52)"'
+  -D MANUFACTURER_STRING='"Ikoka Nano-E22P-30dBm (Xiao_nrf52)"'
   -D LORA_TX_POWER=20
 build_src_filter = ${ikoka_nano_nrf_e22p.build_src_filter}
   +<helpers/*.cpp>