diff --git a/cmake/toolchain/arm-none-eabi-gcc.cmake b/cmake/toolchain/arm-none-eabi-gcc.cmake
index b0a27fd..701824f 100644
--- a/cmake/toolchain/arm-none-eabi-gcc.cmake
+++ b/cmake/toolchain/arm-none-eabi-gcc.cmake
@@ -20,6 +20,7 @@
 
 set(CMAKE_SYSTEM_NAME Generic)
 set(CMAKE_C_COMPILER "arm-none-eabi-gcc")
+set(CMAKE_ASM_COMPILER "arm-none-eabi-gcc")
 set(CMAKE_CXX_COMPILER "arm-none-eabi-g++")
 
 # Convert TARGET_CPU=Cortex-M33+nofp+nodsp into
diff --git a/cmake/toolchain/armclang.cmake b/cmake/toolchain/armclang.cmake
index 3fdc3a8..25c510c 100644
--- a/cmake/toolchain/armclang.cmake
+++ b/cmake/toolchain/armclang.cmake
@@ -21,6 +21,7 @@
 set(CMAKE_SYSTEM_NAME Generic)
 set(CMAKE_C_COMPILER "armclang")
 set(CMAKE_CXX_COMPILER "armclang")
+set(CMAKE_ASM_COMPILER "armclang")
 set(CMAKE_LINKER "armlink")
 
 # Convert TARGET_CPU=Cortex-M33+nofp+nodsp into