diff --git a/tools/cmake/cores/Cortex-A9.cmake b/tools/cmake/cores/Cortex-A9.cmake
index 85be417a95..228588ea4a 100644
--- a/tools/cmake/cores/Cortex-A9.cmake
+++ b/tools/cmake/cores/Cortex-A9.cmake
@@ -5,9 +5,8 @@ if(${MBED_TOOLCHAIN} STREQUAL "GCC_ARM")
     list(APPEND common_options
         "-mthumb-interwork"
         "-marm"
-        "-march=armv7-a"
         "-mfpu=vfpv3"
-        "-mfloat-abi=hard"
+        "-mfloat-abi=softfp"
         "-mno-unaligned-access"
         "-mcpu=cortex-a9"
     )