diff --git a/build/bundler/2.5.9 b/build/bundler/2.5.9
new file mode 100644
index 00000000..e69de29b
diff --git a/build/hiredis-client/0.22.0 b/build/hiredis-client/0.22.0
new file mode 100644
index 00000000..b6fb7f18
--- /dev/null
+++ b/build/hiredis-client/0.22.0
@@ -0,0 +1 @@
+EXTRA_PKGS="hiredis-dev openssl-dev"