Ubuntu 14.04 VM Build

[100%] Building ASM object CMakeFiles/BLE_HEART_RATE.elf.dir/home/rah/mbed/mbed-nrf51-gcc-test/mbed-src/libraries/mbed/targets/cmsis/TARGET_NORDIC/TARGET_MCU_NRF51822/TOOLCHAIN_GCC_ARM/startup_NRF51822.s.o
Linking CXX executable BLE_HEART_RATE.elf
   text	   data	    bss	    dec	    hex	filename
  18592	    140	   1464	  20196	   4ee4	BLE_HEART_RATE.elf
make[2]: srec_cat: Command not found
make[2]: *** [BLE_HEART_RATE.elf] Error 127
make[1]: *** [CMakeFiles/BLE_HEART_RATE.elf.dir/all] Error 2
make: *** [all] Error 2
rah@rah-VirtualBox:~/mbed/mbed-nrf51-gcc-test/projects/BLE_HeartRate/Build$ lsBLE_HEART_RATE.bin  BLE_HEART_RATE.hex  CMakeCache.txt  cmake_install.cmake
BLE_HEART_RATE.elf  BLE_HEART_RATE.map  CMakeFiles      Makefile