diff --git a/XGBoost/build_tarballs.jl b/XGBoost/build_tarballs.jl
index f35a8c0cfd3..38c1dbf5144 100644
--- a/XGBoost/build_tarballs.jl
+++ b/XGBoost/build_tarballs.jl
@@ -55,10 +55,11 @@ fi
 
 # These are the platforms we will build for by default, unless further
 # platforms are passed in on the command line
-platforms = supported_platforms()
+platforms = expand_cxxstring_abis(supported_platforms())
 
 # Disable FreeBSD for now, because freebsd doesn't have backtrace()
 platforms = [p for p in platforms if !(typeof(p) <: FreeBSD)]
+platforms = [p for p in platforms if !(arch(p) == :powerpc64le)]
 
 # The products that we will ensure are always built
 products = [