diff --git a/bin/bin/wildcard-cert b/bin/bin/wildcard-cert
new file mode 100755
index 0000000..9026e88
--- /dev/null
+++ b/bin/bin/wildcard-cert
@@ -0,0 +1,9 @@
+#!/bin/sh
+sudo certbot certonly                                       \
+    --dns-rfc2136                                           \
+    --dns-rfc2136-credentials /root/.secrets/rfc2136.ini    \
+    --server https://acme-v02.api.letsencrypt.org/directory \
+    --preferred-challenge dns-01                            \
+    --cert-name $1                                          \
+    -d $1                                                   \
+    -d \*.$1
diff --git a/fish/.config/fish/functions/wildcard-cert.fish b/fish/.config/fish/functions/wildcard-cert.fish
deleted file mode 100644
index c9d083d..0000000
--- a/fish/.config/fish/functions/wildcard-cert.fish
+++ /dev/null
@@ -1,11 +0,0 @@
-function wildcard-cert
-    sudo certbot certonly                                       \
-        --dns-rfc2136                                           \
-        --dns-rfc2136-credentials /root/.secrets/rfc2136.ini    \
-        --server https://acme-v02.api.letsencrypt.org/directory \
-        --preferred-challenge dns-01                            \
-        --cert-name $argv[1]                                    \
-        -d $argv[1]                                             \
-        -d \*.$argv[1]
-end
-