diff --git a/sdk/cmake/host-tools.cmake b/sdk/cmake/host-tools.cmake
index a415297455c..a3e7947cd82 100644
--- a/sdk/cmake/host-tools.cmake
+++ b/sdk/cmake/host-tools.cmake
@@ -40,6 +40,10 @@ function(setup_host_tools)
     elseif(lowercase_CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL arm)
         set(HOST_ARCH arm)
         set(VCVARSALL_ARCH arm)
+    # 'aarch64' is used in GNU tools instead of 'arm64'
+    elseif(lowercase_CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL arm64 OR lowercase_CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL aarch64)
+        set(HOST_ARCH arm64)
+        set(VCVARSALL_ARCH arm64)
     else()
         message(FATAL_ERROR "Unknown host architecture: ${lowercase_CMAKE_HOST_SYSTEM_PROCESSOR}")
     endif()