diff --git a/.circleci/config.yml b/.circleci/config.yml
index 237f8917072e..461f548eb447 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -49,12 +49,14 @@ env-arm: &env-arm
   GN_EXTRA_ARGS: 'target_cpu = "arm"'
   MKSNAPSHOT_TOOLCHAIN: //build/toolchain/linux:clang_arm
   BUILD_NATIVE_MKSNAPSHOT: 1
+  TARGET_ARCH: arm
 
 env-arm64: &env-arm64
   GCLIENT_EXTRA_ARGS: '--custom-var=checkout_arm64=True'
   GN_EXTRA_ARGS: 'target_cpu = "arm64" fatal_linker_warnings = false enable_linux_installer = false'
   MKSNAPSHOT_TOOLCHAIN: //build/toolchain/linux:clang_arm64
   BUILD_NATIVE_MKSNAPSHOT: 1
+  TARGET_ARCH: arm64
 
 env-mas: &env-mas
   GN_EXTRA_ARGS: 'is_mas_build = true'