AARCH64_TOOLCHAIN=GCC5
export $(EDK2_TOOLCHAIN)_AARCH64_PREFIX=aarch64-linux-gnu-
-export PYTHON3_ENABLE="TRUE"
-export PYTHON_COMMAND="python3"
+export PYTHON3_ENABLE=TRUE
+export PYTHON_COMMAND=python3
ifeq ($(DEB_BUILD_ARCH),amd64)
EDK2_BUILD_ARCH=X64