diff --git a/config/zsh/login/openssl b/config/zsh/login/openssl
new file mode 100644
index 0000000..9fc6860
--- /dev/null
+++ b/config/zsh/login/openssl
@@ -0,0 +1,4 @@
+#! zsh
+: ${RANDFILE:=$XDG_CACHE_HOME/openssl/rnd}
+mkdir -p $XDG_CACHE_HOME/openssl
+export RANDFILE