diff --git a/install_test_zsh.sh b/install_test_zsh.sh
index 6cac9f5..a8392ba 100755
--- a/install_test_zsh.sh
+++ b/install_test_zsh.sh
@@ -6,6 +6,8 @@ mkdir zsh-build
 cd zsh-build
 
 curl -L https://api.github.com/repos/zsh-users/zsh/tarball/zsh-$TEST_ZSH_VERSION | tar xz --strip=1
+curl -o config.guess 'https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=refs/heads/master'
+curl -o config.sub 'https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD'
 
 ./Util/preconfig
 ./configure --enable-pcre \