diff --git a/constants.ts b/constants.ts
new file mode 100644
index 0000000..f4f352c
--- /dev/null
+++ b/constants.ts
@@ -0,0 +1 @@
+export const INTERNAL_USERS = ["firgrep", "ridetoruin"];
diff --git a/cspell.json b/cspell.json
index a11dda9..cc5d839 100644
--- a/cspell.json
+++ b/cspell.json
@@ -1,10 +1,21 @@
 {
     "version": "0.2",
-    "ignorePaths": ["package.json", "package-lock.json"],
+    "ignorePaths": [
+        "package.json",
+        "package-lock.json"
+    ],
     "dictionaryDefinitions": [],
     "dictionaries": [],
-    "words": ["autogit", "sphil"],
-    "enableFiletypes": ["mdx"],
+    "words": [
+        "autogit",
+        "Firgrep",
+        "ridetoruin",
+        "sphil",
+        "systemphil"
+    ],
+    "enableFiletypes": [
+        "mdx"
+    ],
     "ignoreWords": [
         "biblatex",
         "datetime",
diff --git a/index.ts b/index.ts
index 37c3614..3f2a208 100644
--- a/index.ts
+++ b/index.ts
@@ -4,6 +4,7 @@ import {
     checkoutRepoPR,
     commitAndPushChanges,
     deleteRepo,
+    getTargetRepo,
     runPrettier,
 } from "./internals";
 
@@ -55,7 +56,7 @@ app.post("/gh", (req: Request, res: Response) => {
             return res.status(200).send("Webhook received");
         }
 
-        const targetRepo = `${user}/sphil`;
+        const targetRepo = getTargetRepo(user);
         const ref = payload.pull_request.head.ref;
         const tempDir = crypto.randomUUID();
         console.info(
diff --git a/internals.ts b/internals.ts
index 865e1b7..3c5d342 100644
--- a/internals.ts
+++ b/internals.ts
@@ -1,4 +1,5 @@
 import { execSync } from "child_process";
+import { INTERNAL_USERS } from "./constants";
 
 function deleteRepo(repo: string) {
     try {
@@ -67,4 +68,17 @@ function commitAndPushChanges(tempDir: string, user: string) {
     }
 }
 
-export { deleteRepo, checkoutRepoPR, runPrettier, commitAndPushChanges };
+function getTargetRepo(user: string): string {
+    if (INTERNAL_USERS.includes(user.toLowerCase())) {
+        return `systemphil/sphil`;
+    }
+    return `${user}/sphil`;
+}
+
+export {
+    deleteRepo,
+    checkoutRepoPR,
+    runPrettier,
+    commitAndPushChanges,
+    getTargetRepo,
+};