diff --git a/src/PackageCompiler.jl b/src/PackageCompiler.jl
index 64890abd..dcb2e0d0 100644
--- a/src/PackageCompiler.jl
+++ b/src/PackageCompiler.jl
@@ -32,9 +32,9 @@ const DEFAULT_JULIA_INIT_HEADER = @path joinpath(@__DIR__, "julia_init.h")
 default_julia_init() = String(DEFAULT_JULIA_INIT)
 default_julia_init_header() = String(DEFAULT_JULIA_INIT_HEADER)
 
-# See https://github.com/JuliaCI/julia-buildbot/blob/489ad6dee5f1e8f2ad341397dc15bb4fce436b26/master/inventory.py
+# See https://github.com/JuliaCI/julia-buildkite/blob/e24608c/utilities/build_envs.sh#L20-L94
 function default_app_cpu_target()
-    Sys.ARCH === :i686        ?  "pentium4;sandybridge,-xsaveopt,clone_all"                        :
+    Sys.ARCH === :i686        ?  "pentium4"                        :
     Sys.ARCH === :x86_64      ?  "generic;sandybridge,-xsaveopt,clone_all;haswell,-rdrnd,base(1)"  :
     Sys.ARCH === :arm         ?  "armv7-a;armv7-a,neon;armv7-a,neon,vfp4"                          :
     Sys.ARCH === :aarch64     ?  "generic"   #= is this really the best here? =#                   :