diff --git a/tools/cmake/cores/Cortex-M33FE-NS.cmake b/tools/cmake/cores/Cortex-M33FE-NS.cmake
index e56d910ee6..f610326e6d 100644
--- a/tools/cmake/cores/Cortex-M33FE-NS.cmake
+++ b/tools/cmake/cores/Cortex-M33FE-NS.cmake
@@ -7,11 +7,11 @@ if(${MBED_TOOLCHAIN} STREQUAL "GCC_ARM")
         "-mthumb"
         "-mfpu=fpv5-sp-d16"
         "-mfloat-abi=softfp"
-        "-mcpu=cortex-m33"
+        "-mcpu=cortex-m33+dsp"
     )
 elseif(${MBED_TOOLCHAIN} STREQUAL "ARM")
     list(APPEND common_options
-        "-mcpu=cortex-m33"
+        "-mcpu=cortex-m33+dsp"
     )
 endif()
 
diff --git a/tools/cmake/cores/Cortex-M33FE.cmake b/tools/cmake/cores/Cortex-M33FE.cmake
index f29cf45a56..fe41baf4bd 100644
--- a/tools/cmake/cores/Cortex-M33FE.cmake
+++ b/tools/cmake/cores/Cortex-M33FE.cmake
@@ -7,11 +7,11 @@ if(${MBED_TOOLCHAIN} STREQUAL "GCC_ARM")
         "-mthumb"
         "-mfpu=fpv5-sp-d16"
         "-mfloat-abi=softfp"
-        "-mcpu=cortex-m33"
+        "-mcpu=cortex-m33+dsp"
     )
 elseif(${MBED_TOOLCHAIN} STREQUAL "ARM")
     list(APPEND common_options
-        "-mcpu=cortex-m33"
+        "-mcpu=cortex-m33+dsp"
     )
 endif()