diff --git a/third_party/NordicSemiconductor/libraries/crypto/nrf52840-mbedtls-config.h b/third_party/NordicSemiconductor/libraries/crypto/nrf52840-mbedtls-config.h
index e5d9325f4..597544895 100644
--- a/third_party/NordicSemiconductor/libraries/crypto/nrf52840-mbedtls-config.h
+++ b/third_party/NordicSemiconductor/libraries/crypto/nrf52840-mbedtls-config.h
@@ -37,4 +37,5 @@
 #if defined(__ICCARM__)
     _Pragma("diag_suppress=Pe549")
     _Pragma("diag_suppress=Pa082")
+    _Pragma("diag_suppress=Pa084")
 #endif